• AGM plants

    AGM plants have been through a rigorous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Larch Cottage Nurseries

  • × Alcalthaea suffrutescens 'Parkallee' (d)
  • × Alcalthaea suffrutescens 'Parkfrieden' (d)
  • × Amelasorbus raciborskiana
  • × Crataemespilus gillotii
  • × Halimiocistus sahucii
  • × Halimiocistus wintonensis
  • × Halimiocistus wintonensis 'Merrist Wood Cream'
  • × Halimiocistus 'Ingwersenii'
  • × Heucherella 'Alabama Sunrise' (PBR)
  • × Heucherella 'Burnished Bronze' (PBR)
  • × Heucherella 'Dayglow Pink' (PBR)
  • × Heucherella 'Golden Zebra' (PBR)
  • × Heucherella 'Kimono' (PBR)
  • × Heucherella 'Solar Eclipse'
  • × Heucherella 'Sweet Tea' (PBR)
  • × Mahoberberis aquisargentii
  • × Mahoberberis neubertii
  • × Mahoberberis 'Dart's Desire'
  • × Sorbaronia fallax
  • × Sorbaronia fallax 'Likjornaja' (F)
  • × Sycoparrotia semidecidua
  • × Sycoparrotia semidecidua 'Purple Haze'
  • + Crataegomespilus 'Jules d'Asnières'
  • + Laburnocytisus 'Adamii'
  • Abelia engleriana
  • Abelia mosanensis
  • Abelia parvifolia
  • Abelia parvifolia 'Bumblebee'
  • Abelia × grandiflora
  • Abelia × grandiflora Confetti = 'Conti' (PBR) (v)
  • Abelia × grandiflora Lucky Lots = 'Wevo2' (v)
  • Abelia × grandiflora Sunshine Daydream = 'Abelops' (PBR) (v)
  • Abelia × grandiflora 'Gold Spot' (v)
  • Abelia × grandiflora 'Hopleys' (PBR) (v)
  • Abelia × grandiflora 'Prostrate White'
  • Abelia × grandiflora 'Sunrise' (v)
  • Abies alba 'Bystricka'
  • Abies alba 'Minaret'
  • Abies alba 'Mirek'
  • Abies balsamea (Hudsonia Group) 'Nana'
  • Abies balsamea 'Bruce's Variegated' (v)
  • Abies balsamea 'Eugene Gold'
  • Abies balsamea 'Kiwi'
  • Abies balsamea 'Piccolo'
  • Abies balsamea var. phanerolepis 'Bear Swamp'
  • Abies balsamea 'Verkade's Prostrate'
  • Abies borisii-regis 'Spring Delight'
  • Abies cephalonica 'Greg's Broom'
  • Abies concolor (Lowiana Group) 'Creamy'
  • Abies concolor (Violacea Group) 'Violacea Prostrate'
  • Abies concolor 'Archer's Dwarf'
  • Abies concolor 'Clarence'
  • Abies concolor 'Compacta'
  • Abies concolor 'Scooter'
  • Abies concolor 'Wintergold'
  • Abies delavayi 'Green Giant'
  • Abies delavayi 'Midnight Blue'
  • Abies fargesii 'Headfort'
  • Abies fraseri 'Blue Bonnet'
  • Abies fraseri 'Franklin'
  • Abies fraseri 'Palmeri'
  • Abies fraseri 'Raul's Dwarf'
  • Abies grandis 'Van Dedem's Dwarf'
  • Abies koreana 'Alpin Star'
  • Abies koreana 'Blauer Eskimo'
  • Abies koreana 'Blauer Pfiff'
  • Abies koreana 'Blue Emperor'
  • Abies koreana 'Blue Magic'
  • Abies koreana 'Brevifolia'
  • Abies koreana 'Cis'
  • Abies koreana 'Dark Hill'
  • Abies koreana 'Discus'
  • Abies koreana 'Doni-tajuso'
  • Abies koreana 'Eisregen'
  • Abies koreana 'Festival'
  • Abies koreana 'Frosty'
  • Abies koreana 'Gait'
  • Abies koreana 'Goldener Traum'
  • Abies koreana 'Green Carpet'
  • Abies koreana 'Inge'
  • Abies koreana 'Kleiner Prinz'
  • Abies koreana 'Kohout's Ice Breaker' (PBR)
  • Abies koreana 'Kristallkugel'
  • Abies koreana 'Luminetta'
  • Abies koreana 'Oberon'
  • Abies koreana 'Ry'
  • Abies koreana 'Shorty'
  • Abies koreana 'Silberlocke'
  • Abies koreana 'Silberperl'
  • Abies koreana 'Silver Show'
  • Abies koreana 'Tundra'
  • Abies koreana 'Verdener Dom'
  • Abies koreana 'Wellenseind'
  • Abies lasiocarpa 'Beano Broom'
  • Abies lasiocarpa 'Green Globe'
  • Abies lasiocarpa 'Logan Pass'
  • Abies lasiocarpa 'Mikolaš'
  • Abies lasiocarpa 'Prickly Pete'
  • Abies lasiocarpa var. arizonica 'Compacta' Hornibr.
  • Abies nebrodensis 'Sicilian Gold'
  • Abies nordmanniana
  • Abies nordmanniana 'Filip's Gold Heart'
  • Abies nordmanniana 'Peli'
  • Abies nordmanniana subsp. equi-trojani 'Franke'
  • Abies nordmanniana subsp. nordmanniana 'Barabits' Compact'
  • Abies nordmanniana subsp. nordmanniana 'Dobrichovice'
  • Abies nordmanniana subsp. nordmanniana 'Golden Spreader'
  • Abies nordmanniana subsp. nordmanniana 'Münsterland'
  • Abies nordmanniana subsp. nordmanniana 'Midwinter Gold'
  • Abies nordmanniana subsp. nordmanniana 'Pévé Hasselt'
  • Abies nordmanniana subsp. nordmanniana 'Saerling'
  • Abies numidica 'Glauca'
  • Abies pinsapo 'Aurea'
  • Abies pinsapo 'Fastigiata'
  • Abies pinsapo 'Glauca'
  • Abies pinsapo 'Horstmann'
  • Abies pinsapo 'Kelleriis'
  • Abies procera 'Bizarro'
  • Abies procera 'Hupp's Dwarf'
  • Abies procera 'La Graciosa'
  • Abies procera 'Rat Tail'
  • Abies procera 'Sherwoodii'
  • Abies veitchii 'Heddergott'
  • Abies veitchii 'Kramer'
  • Abies veitchii 'Rumburk'
  • Acaena buchananii
  • Acaena inermis 'Purpurea'
  • Acaena microphylla
  • Acaena microphylla 'Dichte Matte'
  • Acaena microphylla 'Grüner Zwerg'
  • Acaena microphylla 'Kupferteppich'
  • Acaena saccaticupula 'Blue Haze'
  • Acanthophyllum cerastioides
  • Acanthus dioscoridis var. perringii
  • Acanthus hungaricus
  • Acanthus hungaricus 'White Lips'
  • Acanthus mollis
  • Acanthus mollis (Latifolius Group) 'Rue Ledan'
  • Acanthus spinosus L.
  • Acanthus spinosus 'Lady Moore' (v)
  • Acanthus spinosus Spinosissimus Group
  • Acanthus 'Morning's Candle'
  • Acanthus 'Summer Beauty'
  • Acanthus 'Whitewater' (v)
  • Acer buergerianum
  • Acer campestre
  • Acer cappadocicum 'Aureum'
  • Acer carpinifolium
  • Acer circinatum
  • Acer circinatum 'Burgundy Jewel'
  • Acer circinatum 'Pacific Fire'
  • Acer circinatum 'Whitney Broom'
  • Acer cissifolium
  • Acer davidii 'George Forrest'
  • Acer griseum
  • Acer henryi
  • Acer japonicum 'Aconitifolium'
  • Acer japonicum 'Green Cascade'
  • Acer japonicum 'Ruby'
  • Acer japonicum 'Vitifolium'
  • Acer negundo 'Flamingo' (v)
  • Acer negundo 'Kelly's Gold'
  • Acer negundo 'Sensation'
  • Acer palmatum (D)
  • Acer palmatum Going Green = 'Sonkootgre' (PBR)
  • Acer palmatum 'Akane' (P)
  • Acer palmatum 'Aka-shigitatsu-sawa' (M)
  • Acer palmatum 'Akegarasu' (M)
  • Acer palmatum 'Amagi-shigure' (M)
  • Acer palmatum 'Anne Irene' (PBR) (P)
  • Acer palmatum 'Aoyagi' (P)
  • Acer palmatum 'Arakawa' (P)
  • Acer palmatum 'Ariadne' (M/v)
  • Acer palmatum 'Asahi-zuru' (P/v)
  • Acer palmatum 'Atrolineare' (L)
  • Acer palmatum 'Atropurpureum' (A)
  • Acer palmatum 'Aureum' (P)
  • Acer palmatum 'Barrie Bergman' (D)
  • Acer palmatum 'Beni-kagami' (M)
  • Acer palmatum 'Beni-kosode' (v)
  • Acer palmatum 'Beni-maiko' (P)
  • Acer palmatum 'Beni-otake' (L)
  • Acer palmatum 'Beni-schichi-henge' (P/v)
  • Acer palmatum 'Berry Broom'
  • Acer palmatum 'Bi Ho' (P)
  • Acer palmatum 'Black Lace' (M)
  • Acer palmatum 'Bloodgood' (A)
  • Acer palmatum 'Brocade' (D)
  • Acer palmatum 'Butterfly' (P/v)
  • Acer palmatum 'Calico' (P)
  • Acer palmatum 'Caroline' (v)
  • Acer palmatum 'Cascade Gold' (P)
  • Acer palmatum 'Chishio' (P)
  • Acer palmatum 'Chishio Improved' (P)
  • Acer palmatum 'Chitose-yama' (M)
  • Acer palmatum 'Corallinum' (P)
  • Acer palmatum 'Crimson Carol' (M)
  • Acer palmatum 'Crimson Prince'
  • Acer palmatum 'Crimson Queen' (D)
  • Acer palmatum 'Deshojo' (P)
  • Acer palmatum 'Dr Seuss' (L)
  • Acer palmatum 'Dwarf Shishi' (Dw)
  • Acer palmatum 'Eddisbury' (P)
  • Acer palmatum 'Eimini' (Dw)
  • Acer palmatum 'Emerald Lace' (D)
  • Acer palmatum 'Emperor 1' (A)
  • Acer palmatum 'Englishtown' (Dw)
  • Acer palmatum 'Enkan' (L)
  • Acer palmatum 'Festival'
  • Acer palmatum 'Filigree' (Dw/v)
  • Acer palmatum 'Fior d'Arancio' (M)
  • Acer palmatum 'Firecracker' (PBR) (D)
  • Acer palmatum 'Fireglow' (A)
  • Acer palmatum 'Fujinami'
  • Acer palmatum 'Garnet' (D)
  • Acer palmatum 'Garnet Tower' (D)
  • Acer palmatum 'Going Red'
  • Acer palmatum 'Golden Hornet'
  • Acer palmatum 'Goshiki-kotohime' (Dw/v)
  • Acer palmatum 'Green Fingers' (D)
  • Acer palmatum 'Hanzel' (D)
  • Acer palmatum 'Harusame' (P/v)
  • Acer palmatum 'Herbstfeuer' (P)
  • Acer palmatum 'Hupp's Red Willow'
  • Acer palmatum 'Inaba-shidare' (D)
  • Acer palmatum 'Isobel'
  • Acer palmatum 'Japanese Sunrise' (P)
  • Acer palmatum 'Jerre Schwartz' (Dw)
  • Acer palmatum 'Jiro-shidare' (P)
  • Acer palmatum 'Kamagata' (Dw)
  • Acer palmatum 'Karaori-nishiki' (P/v)
  • Acer palmatum 'Kashima' (Dw)
  • Acer palmatum 'Katsura' (P)
  • Acer palmatum 'Kawahara Rose'
  • Acer palmatum 'Kinky Krinkle' (P)
  • Acer palmatum 'Kinshi' (L)
  • Acer palmatum 'Kiri-nishiki' (D)
  • Acer palmatum 'Kogane-nishiki' (P)
  • Acer palmatum 'Koriba' (P)
  • Acer palmatum 'Kotohime' (Dw)
  • Acer palmatum 'Koto-maru' (Dw)
  • Acer palmatum 'Koto-no-ito' (L)
  • Acer palmatum 'Limelight' (P)
  • Acer palmatum 'Linearilobum' (L)
  • Acer palmatum 'Lionheart' (D)
  • Acer palmatum 'Little Red' (Dw)
  • Acer palmatum 'Lozita' (P)
  • Acer palmatum 'Mallet'
  • Acer palmatum 'Manyo-no-sato' (P/v)
  • Acer palmatum 'Margaret Bee' (A)
  • Acer palmatum 'Marjan' (M)
  • Acer palmatum 'Marlo' (PBR) (D)
  • Acer palmatum 'Masukagami' (P/v)
  • Acer palmatum 'Mikawa-yatsubusa' (Dw)
  • Acer palmatum 'Mirte' (M)
  • Acer palmatum 'Mizuho-beni' (P)
  • Acer palmatum 'Momoiro-koya-san' (Dw)
  • Acer palmatum 'Mon Papa' (M)
  • Acer palmatum 'Moonfire' (M)
  • Acer palmatum 'Mutsu-beni-shidare' (D)
  • Acer palmatum 'Nakata'
  • Acer palmatum 'Nanase-gawa' (A)
  • Acer palmatum 'Nicholsonii' (M)
  • Acer palmatum 'Octopus' (D)
  • Acer palmatum 'Ogi-nagashi' (P/v)
  • Acer palmatum 'O-kagami' (P)
  • Acer palmatum 'Okushimo' (P)
  • Acer palmatum 'Orange Dream' (P)
  • Acer palmatum 'Orange Flame' (D)
  • Acer palmatum 'Orangeola' (D)
  • Acer palmatum 'Oridono-nishiki' (P/v)
  • Acer palmatum 'Ornatum' (D)
  • Acer palmatum 'Osakazuki' (A)
  • Acer palmatum 'Pévé Chameleon'
  • Acer palmatum 'Pévé Dave'
  • Acer palmatum 'Pévé Multicolor'
  • Acer palmatum 'Pévé Ollie' (PBR)
  • Acer palmatum 'Pévé Stanley'
  • Acer palmatum 'Pévé Starfish'
  • Acer palmatum 'Peaches and Cream' (M/v)
  • Acer palmatum 'Phoenix' (P)
  • Acer palmatum 'Pink Ballerina' (Dw/v)
  • Acer palmatum 'Rainbow' (M/v)
  • Acer palmatum 'Red Feather' (D)
  • Acer palmatum 'Red Flame'
  • Acer palmatum 'Red Flash' (A)
  • Acer palmatum 'Red Jonas'
  • Acer palmatum 'Red Pygmy' (L)
  • Acer palmatum 'Redwine' (PBR) (P)
  • Acer palmatum 'Rilas Red' (D)
  • Acer palmatum 'Ruslyn-in-the-Pink' (Dw)
  • Acer palmatum 'Ryusen'
  • Acer palmatum 'Ryuzu' (Dw)
  • Acer palmatum 'Samidare' (A)
  • Acer palmatum 'Sango-kaku' (P)
  • Acer palmatum 'Sanguineum' (P)
  • Acer palmatum 'Saoshika' (A)
  • Acer palmatum 'Seiryu' (D)
  • Acer palmatum 'Sekimori' (D)
  • Acer palmatum 'Sekka-yatsubusa' (P)
  • Acer palmatum 'Shaina' (P)
  • Acer palmatum 'Sherwood Flame' (M)
  • Acer palmatum 'Shichihenge' (P)
  • Acer palmatum 'Shigi-tatsu-sawa' (A/v)
  • Acer palmatum 'Shigure-bato' (M)
  • Acer palmatum 'Shin-deshojo' (P)
  • Acer palmatum 'Shinobuga-oka' (L)
  • Acer palmatum 'Shirazz' (P/v)
  • Acer palmatum 'Shishi-gashira' (P)
  • Acer palmatum 'Silhouette' (PBR)
  • Acer palmatum 'Skeeter's Broom' (Dw)
  • Acer palmatum 'Stanley's Jewel' (Dw)
  • Acer palmatum 'Stella Rossa' (D)
  • Acer palmatum 'Sumi-nagashi' (M)
  • Acer palmatum 'Sumi-shidare' (D)
  • Acer palmatum 'Summer Gold' (P)
  • Acer palmatum 'Super Ruby' (L)
  • Acer palmatum 'Tamukeyama' (D)
  • Acer palmatum 'Taylor' (PBR) (P/v)
  • Acer palmatum 'Tennyo-no-hoshi' (P)
  • Acer palmatum 'The Bishop' (A)
  • Acer palmatum 'Trompenburg' (M)
  • Acer palmatum 'Trompenson'
  • Acer palmatum 'Tsuchigumo' (P)
  • Acer palmatum 'Tsuma-gaki' (A)
  • Acer palmatum 'Twombly's Red Sentinel'
  • Acer palmatum 'Villa Taranto' (L)
  • Acer palmatum 'Wendy' (P)
  • Acer palmatum 'Wetumpka Red'
  • Acer palmatum 'Wilson's Pink Dwarf' (Dw)
  • Acer palmatum 'Yasemin' (M)
  • Acer palmatum 'Zoë' (Dw)
  • Acer pectinatum 'Mozart'
  • Acer pensylvanicum 'Erythrocladum'
  • Acer platanoides Princeton Gold = 'Prigo' (PBR)
  • Acer platanoides 'Crimson King'
  • Acer platanoides 'Drummondii' (v)
  • Acer platanoides 'Globosum'
  • Acer platanoides 'Royal Red'
  • Acer pseudoplatanus 'Brilliantissimum'
  • Acer pseudoplatanus f. variegatum 'Esk Sunset' (v)
  • Acer pseudoplatanus f. variegatum 'Simon-Louis Frères' (v)
  • Acer pseudoplatanus 'Prinz Handjéry'
  • Acer rubrum Red Sunset = 'Franksred'
  • Acer rubrum 'Brandywine'
  • Acer rubrum 'Joseph'
  • Acer rubrum 'October Glory'
  • Acer rubrum 'Pete's Fairview'
  • Acer rufinerve
  • Acer rufinerve 'Albolimbatum' (v)
  • Acer rufinerve 'Winter Gold'
  • Acer saccharinum f. laciniatum 'Laciniatum Wieri'
  • Acer shirasawanum Moonrise = 'Munn 001' (PBR)
  • Acer shirasawanum 'Aureum'
  • Acer shirasawanum 'Autumn Moon'
  • Acer shirasawanum 'Green Snowflake'
  • Acer shirasawanum 'Jordan'
  • Acer shirasawanum 'Microphyllum'
  • Acer shirasawanum 'Susanne'
  • Acer spicatum
  • Acer tataricum subsp. ginnala
  • Acer triflorum
  • Acer × conspicuum 'Elephant's Ear'
  • Acer × conspicuum 'Phoenix'
  • Acer × conspicuum 'Silver Vein'
  • Acer Pacific Sunset = 'Warrenred'
  • Acer 'Sensu'
  • Acer 'Serpentine'
  • Acer 'Silver Cardinal' (v)
  • Acer 'White Tigress'
  • Achillea filipendulina 'Cloth of Gold'
  • Achillea filipendulina 'Gold Plate'
  • Achillea millefolium 'Cassis'
  • Achillea millefolium 'Cerise Queen'
  • Achillea millefolium 'Laura' (Song Siren Series)
  • Achillea millefolium 'Lilac Beauty'
  • Achillea millefolium 'Little Susie' (Song Siren Series)
  • Achillea millefolium 'Pink Grapefruit' (Tutti Frutti Series)
  • Achillea millefolium 'Pomegranate' (Tutti Frutti Series)
  • Achillea millefolium 'Red Velvet'
  • Achillea millefolium 'Rose Madder'
  • Achillea ptarmica (The Pearl Group) 'The Pearl' (clonal) (d)
  • Achillea ptarmica 'Noblessa'
  • Achillea salicifolia 'Silver Spray'
  • Achillea sibirica subsp. camschatica 'Love Parade'
  • Achillea (Summer Pastels Group) 'Peachy Seduction' (PBR) (Seduction Series)
  • Achillea (Summer Pastels Group) 'Strawberry Seduction' (Seduction Series)
  • Achillea 'Credo'
  • Achillea 'Hella Glashoff'
  • Achillea 'Hoffnung'
  • Achillea 'Lachsschönheit' (Galaxy Series)
  • Achillea 'Paprika' (Galaxy Series)
  • Achillea 'Petra'
  • Achillea 'Pretty Belinda'
  • Achillea 'Safran'
  • Achillea 'Saucy Seduction' (Seduction Series)
  • Achillea Summer Pastels Group
  • Achillea 'Sunny Seduction' (Seduction Series)
  • Achillea 'Terracotta'
  • Achillea 'Walther Funcke'
  • Acis autumnalis
  • Acis autumnalis 'September Snow'
  • Aconitum carmichaelii (Arendsii Group) 'Arendsii'
  • Aconitum carmichaelii (Arendsii Group) 'Cloudy' (PBR)
  • Aconitum carmichaelii (Wilsonii Group) 'Barker's Variety'
  • Aconitum carmichaelii (Wilsonii Group) 'Spätlese'
  • Aconitum carmichaelii 'Royal Flush' (PBR)
  • Aconitum fischeri Rchb.
  • Aconitum grossedentatum
  • Aconitum japonicum
  • Aconitum lycoctonum
  • Aconitum lycoctonum subsp. neapolitanum
  • Aconitum napellus 'Rubellum'
  • Aconitum napellus subsp. vulgare 'Albidum'
  • Aconitum sachalinense subsp. yezoense
  • Aconitum uchiyamae
  • Aconitum × cammarum 'Eleanora'
  • Aconitum × cammarum 'Pink Sensation' (PBR)
  • Aconitum 'Blue Sceptre'
  • Aconitum 'Ivorine'
  • Aconitum 'Spark's Variety'
  • Aconitum 'Stainless Steel'
  • Actaea biternata
  • Actaea cordifolia
  • Actaea japonica
  • Actaea japonica 'Cheju-Do'
  • Actaea japonica 'Silver Dance'
  • Actaea matsumurae
  • Actaea matsumurae 'White Pearl'
  • Actaea pachypoda
  • Actaea pachypoda Misty Blue = 'Lk05' (PBR)
  • Actaea podocarpa
  • Actaea racemosa
  • Actaea simplex (Atropurpurea Group) 'Black Negligee'
  • Actaea simplex (Atropurpurea Group) 'Brunette'
  • Actaea simplex (Atropurpurea Group) 'Carbonella'
  • Actaea simplex (Atropurpurea Group) 'Hillside Black Beauty'
  • Actaea simplex (Atropurpurea Group) 'James Compton'
  • Actaea simplex Atropurpurea Group
  • Actaea simplex 'Pink Spike'
  • Actaea simplex 'Prichard's Giant'
  • Actaea simplex 'Silver Axe'
  • Actaea yesoensis
  • Actaea 'Queen of Sheba' (PBR)
  • Actinidia arguta 'Ambrosia Grande' (f/F)
  • Actinidia arguta 'Honigbeere' (m)
  • Actinidia arguta var. purpurea 'Purpurna Sadowa' (f/F)
  • Actinidia deliciosa 'Atlas' (m)
  • Actinidia deliciosa 'Jenny' (s-p/F)
  • Actinidia deliciosa 'Solo' (s-p/F)
  • Actinidia kolomikta
  • Actinidia kolomikta 'Sentyabraskaya' (f/F)
  • Actinidia tetramera var. maloides
  • Adenophora bulleyana
  • Adenophora capillaris subsp. leptosepala
  • Adenophora grandiflora
  • Adenophora khasiana
  • Adenophora polyantha
  • Adiantum aleuticum
  • Adiantum aleuticum 'Imbricatum'
  • Adiantum aleuticum 'Miss Sharples'
  • Adiantum pedatum L.
  • Adiantum venustum
  • Aeonium 'Zwartkop'
  • Aesculus glabra var. arguta
  • Aesculus hippocastanum
  • Aesculus hippocastanum f. laciniata
  • Aesculus indica 'Sydney Pearce'
  • Aesculus parviflora
  • Aesculus pavia var. discolor 'Koehnei'
  • Aesculus × carnea 'Briotii'
  • Aesculus × neglecta 'Autumn Fire'
  • Agapanthus Queen Mum = 'Pmn06' (PBR)
  • Agapanthus Silver Moon = 'Notfred' (PBR) (v)
  • Agapanthus 'Arctic Star'
  • Agapanthus 'B in B' (PBR)
  • Agapanthus 'Black Pantha' (PBR)
  • Agapanthus 'Delft Blue'
  • Agapanthus 'Enigma'
  • Agapanthus 'Flower of Love'
  • Agapanthus 'Glacier Stream'
  • Agapanthus Headbourne hybrids
  • Agapanthus 'Jack's Blue'
  • Agapanthus 'Lapis'
  • Agapanthus 'Liam's Lilac'
  • Agapanthus 'Midnight Blue' ambig.
  • Agapanthus 'Midnight Star'
  • Agapanthus 'Northern Star' (PBR)
  • Agapanthus 'Phantom'
  • Agapanthus 'Purple Cloud'
  • Agapanthus 'Sarah' (PBR)
  • Agapanthus 'Snow Cloud'
  • Agapanthus 'Sunfield'
  • Agapanthus 'Torbay'
  • Agapanthus 'Tornado'
  • Agapanthus 'Windlebrooke'
  • Agapanthus 'Windsor Grey'
  • Agastache foeniculum 'Alabaster'
  • Agastache rugosa 'Golden Jubilee'
  • Agastache 'After Eight'
  • Agastache 'Blackadder'
  • Agastache 'Blue Boa' (PBR)
  • Agastache 'Blue Fortune'
  • Agastache 'Kolibri'
  • Agastache 'Kudos Coral' (PBR) (Kudos Series)
  • Agastache 'Kudos Gold' (PBR) (Kudos Series)
  • Agastache 'Kudos Mandarin' (PBR) (Kudos Series)
  • Agastache 'Kudos Red' (Kudos Series)
  • Agastache 'Kudos Silver Blue' (Kudos Series)
  • Agastache 'Serpentine'
  • Agastache 'Summer Glow'
  • Agastache 'Summer Love' (PBR)
  • Ageratina altissima 'Braunlaub'
  • Ageratina altissima 'Chocolate'
  • Agrimonia eupatoria var. alba
  • Ajuga incisa 'Blue Enigma'
  • Ajuga pyramidalis 'Metallica Crispa'
  • Ajuga reptans Black Scallop = 'Binblasca' (PBR)
  • Ajuga reptans 'Braunherz'
  • Ajuga reptans 'Burgundy Glow' (v)
  • Ajuga reptans 'Catlin's Giant'
  • Ajuga reptans 'Mahogany'
  • Ajuga reptans 'Purple Brocade'
  • Ajuga reptans 'Purple Torch'
  • Ajuga tenorei Princess Nadia = 'Piotrek01' (v)
  • Ajuga tenorei 'Valfredda'
  • Akebia quinata
  • Akebia quinata 'Amethyst Glow'
  • Akebia quinata 'Shirobana'
  • Akebia quinata 'White Chocolate'
  • Akebia trifoliata 'Big Fruit'
  • Alcea rosea 'Blacknight' (Spotlight Series)
  • Alcea rosea 'Mars Magic' (Spotlight Series)
  • Alcea rosea 'Polarstar' (Spotlight Series)
  • Alcea rosea 'Sunshine' (Spotlight Series)
  • Alchemilla alpina L.
  • Alchemilla epipsila
  • Alchemilla erythropoda
  • Alchemilla mollis
  • Alchemilla plicatula
  • Alchemilla saxatilis
  • Alchemilla xanthochlora
  • Allium amplectens 'Graceful Beauty'
  • Allium caeruleum
  • Allium cristophii
  • Allium giganteum
  • Allium hollandicum 'Purple Sensation'
  • Allium karataviense
  • Allium karataviense 'Ivory Queen'
  • Allium macleanii 'His Excellency'
  • Allium pskemense
  • Allium senescens subsp. glaucum
  • Allium sphaerocephalon
  • Allium stipitatum 'Mount Everest'
  • Allium stipitatum 'Violet Beauty'
  • Allium stipitatum 'White Giant'
  • Allium 'Beau Regard'
  • Allium 'Gladiator'
  • Allium 'Globemaster'
  • Allium 'Lucy Ball'
  • Allium 'Mont Blanc'
  • Allium 'Pinball Wizard'
  • Allium 'Ping Pong'
  • Alnus cordata
  • Alnus glutinosa
  • Alnus glutinosa 'Aurea'
  • Alnus glutinosa 'Laciniata'
  • Alnus incana 'Aurea'
  • Alstroemeria aurea 'Lutea'
  • Alstroemeria aurea 'Orange King'
  • Alstroemeria brasiliensis 'Cally Star' (v)
  • Alstroemeria Inca Devotion = 'Konevotio' (PBR) (Inca Series)
  • Alstroemeria Inca Glow = 'Koglow' (Inca Series)
  • Alstroemeria Inca Ice = 'Koice' (Inca Series)
  • Alstroemeria Inca Pulse = 'Konpulse' (PBR) (Inca Series)
  • Alstroemeria Inca Vito = 'Koncavito' (PBR) (Inca Series)
  • Alstroemeria Inticancha Bryce = 'Tesbryce' (PBR) (Inticancha Series)
  • Alstroemeria Inticancha Sunlight = 'Tessunlight' (PBR) (Inticancha Series)
  • Alstroemeria Inticancha White Pink Heart = 'Tesheartin' (Inticancha Series)
  • Alstroemeria Princess Anouska = 'Zaprinous' (PBR) (Princess Series)
  • Alstroemeria Princess Julieta = 'Zaprijul' (PBR) (Princess Series)
  • Alstroemeria Princess Margaret = 'Staprimar' (Princess Series)
  • Alstroemeria Princess Mary = 'Zaprimary' (PBR) (Princess Series)
  • Alstroemeria Princess Theresa = 'Zapriteres' (PBR) (Princess Series)
  • Alstroemeria Princess Zavina = 'Staprivina' (PBR) (Princess Series)
  • Alstroemeria 'Dandy Candy'
  • Alstroemeria 'Freedom'
  • Alstroemeria 'Glory of the Andes' (v)
  • Alstroemeria 'Mathilde' (Midi Series)
  • Alstroemeria 'Mauve Majesty'
  • Alstroemeria 'Pink Perfection'
  • Alstroemeria 'Sweet Laura' (PBR)
  • Alstroemeria 'Tara' (PBR) (Little Miss Series)
  • Alstroemeria 'Yellow Friendship'
  • Althaea officinalis
  • Amelanchier alnifolia 'Forestburg'
  • Amelanchier alnifolia 'Honeywood' (F)
  • Amelanchier alnifolia 'Northline' (F)
  • Amelanchier alnifolia 'Obelisk' (PBR)
  • Amelanchier alnifolia 'Smokey' (F)
  • Amelanchier alnifolia 'Thiessen'
  • Amelanchier bartramiana 'Eskimo'
  • Amelanchier canadensis 'Glenn Form'
  • Amelanchier laevis 'Prince Charles'
  • Amelanchier laevis 'Snowflakes'
  • Amelanchier lamarckii
  • Amelanchier ovalis 'Edelweiss'
  • Amelanchier ovalis 'Helvetia'
  • Amelanchier sanguinea 'Chimney Rock'
  • Amelanchier × grandiflora 'Autumn Brilliance'
  • Amelanchier × grandiflora 'Ballerina'
  • Amelanchier × grandiflora 'Robin Hill'
  • Ampelopsis aconitifolia
  • Ampelopsis aconitifolia 'Chinese Lace'
  • Ampelopsis megalophylla
  • Amsonia ciliata
  • Amsonia hubrichtii
  • Amsonia illustris
  • Amsonia orientalis
  • Amsonia tabernaemontana
  • Amsonia 'Blue Ice'
  • Anaphalis margaritacea
  • Anaphalis margaritacea 'Neuschnee'
  • Anaphalis triplinervis
  • Anaphalis triplinervis 'Silver Wave'
  • Anaphalis triplinervis 'Sommerschnee'
  • Anchusa azurea
  • Anchusa azurea 'Dropmore'
  • Anchusa azurea 'Loddon Royalist'
  • Andromeda polifolia 'Blue Ice'
  • Andromeda polifolia 'Blue Lagoon'
  • Andromeda polifolia 'Compacta'
  • Andromeda polifolia 'Nikko'
  • Anemone altaica
  • Anemone blanda
  • Anemone blanda 'Charmer'
  • Anemone hupehensis 'Bowles's Pink'
  • Anemone hupehensis 'Cinderella' (PBR) (Fantasy Series)
  • Anemone hupehensis 'Hadspen Abundance'
  • Anemone hupehensis 'Little Princess' (PBR)
  • Anemone hupehensis 'Pocahontas' (PBR) (Fantasy Series)
  • Anemone hupehensis var. japonica 'Bressingham Glow'
  • Anemone hupehensis var. japonica 'Pamina'
  • Anemone hupehensis var. japonica 'Prinz Heinrich'
  • Anemone hupehensis var. japonica 'Rotkäppchen'
  • Anemone hupehensis var. japonica 'Splendens'
  • Anemone leveillei
  • Anemone multifida 'Rubra'
  • Anemone nemorosa
  • Anemone nemorosa 'Alba Plena' (d)
  • Anemone nemorosa 'Atrocaerulea'
  • Anemone nemorosa 'Blue Eyes' (d)
  • Anemone nemorosa 'Bracteata Pleniflora' (d)
  • Anemone nemorosa 'Frühlingsfee'
  • Anemone nemorosa 'Green Fingers'
  • Anemone nemorosa 'Hilda'
  • Anemone nemorosa 'Robinsoniana'
  • Anemone nemorosa 'Rosea'
  • Anemone nemorosa 'Royal Blue'
  • Anemone nemorosa 'Vestal' (d)
  • Anemone nemorosa 'Wisley White Form'
  • Anemone ranunculoides
  • Anemone ranunculoides 'Pleniflora' (d)
  • Anemone rivularis
  • Anemone sylvestris
  • Anemone trifolia L.
  • Anemone × hybrida 'Andrea Atkinson'
  • Anemone × hybrida 'Carmen'
  • Anemone × hybrida 'Coupe d'Argent'
  • Anemone × hybrida 'Elegans'
  • Anemone × hybrida 'Honorine Jobert'
  • Anemone × hybrida 'Königin Charlotte'
  • Anemone × hybrida 'Loreley'
  • Anemone × hybrida 'Montrose'
  • Anemone × hybrida 'Pretty Lady Diana' (PBR) (Pretty Lady Series)
  • Anemone × hybrida 'Pretty Lady Emily' (PBR) (Pretty Lady Series)
  • Anemone × hybrida 'Pretty Lady Julia' (PBR) (Pretty Lady Series)
  • Anemone × hybrida 'Pretty Lady Maria' (Pretty Lady Series)
  • Anemone × hybrida 'Pretty Lady Susan' (Pretty Lady Series)
  • Anemone × hybrida 'Richard Ahrens'
  • Anemone × hybrida 'Robustissima'
  • Anemone × hybrida 'Rosenschale'
  • Anemone × hybrida 'September Charm'
  • Anemone × hybrida 'Serenade'
  • Anemone × hybrida 'Whirlwind'
  • Anemone × lipsiensis
  • Anemone × lipsiensis 'Pallida'
  • Anemone Dainty Swan = 'Macane005' (PBR)
  • Anemone Dreaming Swan = 'Macane004' (PBR)
  • Anemone Elfin Swan = 'Macane017' (PBR)
  • Anemone Ruffled Swan = 'Macane007' (PBR)
  • Anemone Wild Swan = 'Macane001' (PBR)
  • Anemone 'Annerose'
  • Anemonella thalictroides
  • Anemonella thalictroides f. rosea
  • Anemonopsis macrophylla
  • Angelica archangelica
  • Angelica gigas
  • Angelica pachycarpa
  • Angelica sylvestris 'Ebony'
  • Angelica sylvestris 'Vicar's Mead'
  • Anthemis punctata subsp. cupaniana
  • Anthemis tinctoria 'Charme' (PBR)
  • Anthemis tinctoria dwarf
  • Anthemis tinctoria 'E.C. Buxton'
  • Anthemis tinctoria 'Kelwayi'
  • Anthemis tinctoria 'Lemon Ice'
  • Anthemis tinctoria 'Sauce Hollandaise'
  • Anthemis tinctoria 'Wargrave Variety'
  • Anthemis Susanna Mitchell = 'Blomit'
  • Anthemis 'Tinpenny Sparkle'
  • Anthericum liliago
  • Anthericum ramosum
  • Anthriscus sylvestris 'Ravenswing'
  • Aquilegia buergeriana 'Calimero'
  • Aquilegia canadensis 'Little Lanterns'
  • Aquilegia vulgaris var. stellata 'Black Barlow' (Barlow Series) (d)
  • Aquilegia vulgaris var. stellata 'Christa Barlow' (Barlow Series) (d)
  • Aquilegia vulgaris var. stellata 'Nora Barlow' (Barlow Series) (d)
  • Aquilegia vulgaris var. stellata 'Ruby Port' (d)
  • Aquilegia vulgaris var. stellata 'White Barlow' (Barlow Series) (d)
  • Aquilegia vulgaris 'William Guiness'
  • Aquilegia Biedermeier Group
  • Aquilegia McKana Group
  • Aquilegia 'Red Hobbit'
  • Aquilegia 'Schneekönigin'
  • Aquilegia 'Winky Blue-White' (Winky Series)
  • Aralia californica
  • Aralia continentalis
  • Aralia elata 'Aureovariegata' (v)
  • Aralia elata 'Golden Umbrella' (v)
  • Aralia elata 'Silver Umbrella' (v)
  • Aralia elata 'Variegata' (v)
  • Araucaria araucana
  • Arbutus unedo
  • Arbutus unedo 'Atlantic'
  • Arbutus unedo 'Compacta'
  • Arbutus unedo f. rubra
  • Arbutus unedo 'Quercifolia'
  • Arctanthemum arcticum
  • Arctostaphylos uva-ursi
  • Arenaria alfacarensis
  • Argyrocytisus battandieri
  • Argyrocytisus battandieri 'Yellow Tail'
  • Arisaema candidissimum
  • Arisaema ciliatum
  • Arisaema griffithii
  • Arisaema sikokianum
  • Arisaema speciosum var. magnificum
  • Arisaema tortuosum
  • Armeria juniperifolia 'Babi Lom'
  • Armeria juniperifolia 'Bevan's Variety'
  • Armeria juniperifolia 'Sugar Baby'
  • Armeria maritima 'Düsseldorfer Stolz'
  • Armeria maritima 'In the Red'
  • Arnica chamissonis Less.
  • Aronia melanocarpa 'Hugin'
  • Aronia × prunifolia 'Brilliant'
  • Aronia × prunifolia 'Karhumäki' (F)
  • Aronia × prunifolia 'Nero' (F)
  • Aronia × prunifolia 'Viking' (F)
  • Artemisia abrotanum
  • Artemisia absinthium
  • Artemisia absinthium 'Lambrook Silver'
  • Artemisia alba 'Canescens'
  • Artemisia arborescens 'Faith Raven'
  • Artemisia lactiflora Guizhou Group
  • Artemisia ludoviciana
  • Artemisia ludoviciana 'Silver Queen'
  • Artemisia ludoviciana 'Valerie Finnis'
  • Artemisia pontica
  • Artemisia schmidtiana 'Nana'
  • Artemisia stelleriana 'Boughton Silver'
  • Artemisia Oriental Limelight = 'Janlim' (v)
  • Artemisia 'Little Mice'
  • Artemisia 'Powis Castle'
  • Arum italicum subsp. italicum 'Marmoratum'
  • Arum maculatum
  • Arum 'Chameleon'
  • Aruncus aethusifolius
  • Aruncus dioicus
  • Aruncus dioicus var. kamtschaticus
  • Aruncus dioicus 'Zweiweltenkind'
  • Aruncus 'Guinea Fowl'
  • Aruncus 'Horatio'
  • Aruncus 'Misty Lace'
  • Aruncus 'Noble Spirit'
  • Aruncus 'Woldemar Meier'
  • Asarum arifolium 'The Giant'
  • Asarum caudatum
  • Asarum epigynum
  • Asarum europaeum
  • Asarum splendens
  • Asclepias incarnata 'Ice Ballet'
  • Asimina triloba (F)
  • Asperula taurina subsp. caucasica
  • Asplenium ceterach
  • Asplenium scolopendrium
  • Asplenium scolopendrium 'Angustatum'
  • Asplenium scolopendrium Cristatum Group
  • Asplenium scolopendrium 'Furcatum'
  • Asplenium scolopendrium Undulatum Group
  • Asplenium trichomanes
  • Asplenium trichomanes Cristatum Group
  • Astelia banksii
  • Astelia 'Red Devil'
  • Aster ageratoides 'Asran'
  • Aster amellus 'Blue King'
  • Aster amellus 'Brilliant'
  • Aster amellus 'Danzig'
  • Aster amellus 'Doktor Otto Petschek'
  • Aster amellus 'King George'
  • Aster amellus 'Rosa Erfüllung'
  • Aster amellus 'Rudolph Goethe'
  • Aster amellus 'Veilchenkönigin'
  • Aster pyrenaeus 'Lutetia'
  • Aster × frikartii 'Flora's Delight'
  • Aster × frikartii 'Jungfrau'
  • Aster × frikartii 'Mönch'
  • Aster × frikartii 'Wunder von Stäfa'
  • Astilbe chinensis 'Intermezzo'
  • Astilbe chinensis var. pumila
  • Astilbe chinensis var. taquetii 'Purpurlanze'
  • Astilbe chinensis 'Veronika Klose'
  • Astilbe chinensis 'Vision in Red' (PBR)
  • Astilbe grandis
  • Astilbe simplicifolia 'Darwin's Snow Sprite'
  • Astilbe simplicifolia 'White Sensation' (PBR)
  • Astilbe × arendsii 'Erica'
  • Astilbe × crispa 'Lilliput'
  • Astilbe × crispa 'Perkeo'
  • Astilbe 'Anita Pfeifer' (× arendsii)
  • Astilbe 'Bonn' (japonica hybrid)
  • Astilbe 'Brautschleier' (× arendsii)
  • Astilbe 'Bronce Elegans' (simplicifolia hybrid)
  • Astilbe 'Burgunderrot' (× arendsii)
  • Astilbe 'Cattleya' (× arendsii)
  • Astilbe 'Darwin's Dream'
  • Astilbe 'Deutschland' (japonica hybrid)
  • Astilbe 'Drum and Bass' (PBR)
  • Astilbe 'Ellie' (× arendsii)
  • Astilbe 'Etna' (japonica hybrid)
  • Astilbe 'Europa' (japonica hybrid)
  • Astilbe 'Fanal' (× arendsii)
  • Astilbe 'Feuer' (× arendsii)
  • Astilbe 'Fireberry' (PBR) (Short 'n' Sweet Series)
  • Astilbe 'Flamingo' (PBR) (simplicifolia hybrid)
  • Astilbe 'Granat' (× arendsii)
  • Astilbe 'Happy Spirit'
  • Astilbe 'Hennie Graafland' (simplicifolia hybrid)
  • Astilbe 'Inshriach Pink' (simplicifolia hybrid)
  • Astilbe 'Jo Ophorst' (davidii hybrid)
  • Astilbe 'Moerheim Glory' (× arendsii)
  • Astilbe 'Montgomery' (japonica hybrid)
  • Astilbe 'Nikki'
  • Astilbe 'Peaches and Cream'
  • Astilbe 'Pink Lightning' (PBR) (simplicifolia hybrid)
  • Astilbe 'Professor van der Wielen' (thunbergii hybrid)
  • Astilbe 'Radius' (× arendsii)
  • Astilbe 'Red Sentinel' (japonica hybrid)
  • Astilbe 'Rheinland' (japonica hybrid)
  • Astilbe 'Rhythm and Blues' (PBR)
  • Astilbe 'Rotlicht' (× arendsii)
  • Astilbe 'Sprite' (simplicifolia hybrid)
  • Astilbe 'Straussenfeder' (thunbergii hybrid)
  • Astilbe 'Sugarberry' (PBR) (Short 'n' Sweet Series)
  • Astilbe 'Vesuvius' (japonica hybrid)
  • Astilbe 'White Wings' (PBR) (simplicifolia hybrid)
  • Astilbe 'Whiteberry' (PBR) (Short 'n' Sweet Series)
  • Astilbe 'Zuster Theresa' (× arendsii)
  • Astilboides tabularis
  • Astrantia major 'Abbey Road' (PBR)
  • Astrantia major 'Bo-Ann'
  • Astrantia major 'Claret'
  • Astrantia major 'Florence' (PBR)
  • Astrantia major Gill Richardson Group
  • Astrantia major 'Lars'
  • Astrantia major 'Lola'
  • Astrantia major 'Pink Surprise'
  • Astrantia major 'Primadonna'
  • Astrantia major 'Red Joyce'
  • Astrantia major 'Rosa Lee'
  • Astrantia major 'Ruby Cloud'
  • Astrantia major 'Star of Beauty' (PBR) (Sparkling Stars Series)
  • Astrantia major 'Star of Billion' (PBR)
  • Astrantia major 'Star of Fire' (PBR)
  • Astrantia major subsp. involucrata 'Barrister'
  • Astrantia major subsp. involucrata 'Canneman'
  • Astrantia major subsp. involucrata 'Shaggy'
  • Astrantia major 'Sue Barnes' (v)
  • Astrantia major 'Sunningdale Variegated' (v)
  • Astrantia major 'Venice' (PBR)
  • Astrantia 'Berendien Stam'
  • Astrantia 'Bloody Mary'
  • Astrantia 'Buckland'
  • Astrantia 'Burgundy Manor'
  • Astrantia 'Censation Milano'
  • Astrantia 'Dark Shiny Eyes'
  • Astrantia 'Hadspen Blood'
  • Astrantia 'Helen'
  • Astrantia 'Larch Cottage Clear Pink'
  • Astrantia 'Moulin Rouge' (PBR)
  • Astrantia 'Rainbow'
  • Astrantia 'Roma' (PBR)
  • Astrantia 'Ruby Star' (PBR)
  • Astrantia 'Snow Star' (PBR)
  • Astrantia 'Star of Heaven'
  • Astrantia 'Star of Treasure' (PBR)
  • Astrantia 'Superstar' (PBR)
  • Astrantia 'Warren Hills'
  • Astrantia 'Washfield'
  • Athyrium filix-femina 'Frizelliae'
  • Athyrium filix-femina 'Rotstiel'
  • Athyrium filix-femina subsp. angustum f. rubellum 'Lady in Red'
  • Athyrium filix-femina 'Victoriae'
  • Athyrium minimum
  • Athyrium niponicum var. pictum
  • Athyrium niponicum var. pictum 'Burgundy Lace'
  • Athyrium niponicum var. pictum 'Pewter Lace'
  • Athyrium niponicum var. pictum 'Red Beauty'
  • Athyrium niponicum var. pictum 'Silver Falls'
  • Athyrium niponicum var. pictum 'Ursula's Red'
  • Athyrium otophorum var. okanum
  • Athyrium vidalii
  • Athyrium 'Ghost'
  • Atriplex halimus
  • Aubrieta gracilis 'Kitte'
  • Aubrieta 'Blue Beauty'
  • Aubrieta 'Blue Whale'
  • Aubrieta 'Doctor Mules Variegata' (v)
  • Aubrieta 'Gloria'
  • Aubrieta 'Royal Blue' (Royal Series)
  • Aucuba japonica
  • Aucuba japonica 'Crotonifolia' (f/v)
  • Aucuba japonica 'Golden King' (m/v)
  • Aucuba japonica 'Picturata' (m/v)
  • Aucuba japonica 'Rozannie' (f)
  • Aucuba japonica 'Sulphurea Marginata' (f/v)
  • Azara microphylla 'Variegata' (v)
  • Azara serrata
  • Baptisia australis
  • Baptisia australis 'Exaltata'
  • Berberidopsis corallina
  • Berberis candidula C.K. Schneid.
  • Berberis darwinii
  • Berberis darwinii 'Compacta'
  • Berberis dictyophylla
  • Berberis gagnepainii var. lanceifolia
  • Berberis koreana
  • Berberis temolaica
  • Berberis thunbergii Bonanza Gold = 'Bogozam' (PBR)
  • Berberis thunbergii 'Aurea'
  • Berberis thunbergii f. atropurpurea
  • Berberis thunbergii f. atropurpurea 'Admiration' (PBR)
  • Berberis thunbergii f. atropurpurea 'Atropurpurea Nana'
  • Berberis thunbergii f. atropurpurea 'Bagatelle'
  • Berberis thunbergii f. atropurpurea 'Dart's Red Lady'
  • Berberis thunbergii f. atropurpurea 'Helmond Pillar'
  • Berberis thunbergii f. atropurpurea 'Red Rocket'
  • Berberis thunbergii f. atropurpurea 'Rosy Rocket' (PBR) (v)
  • Berberis thunbergii 'Golden Rocket' (PBR)
  • Berberis thunbergii 'Kobold'
  • Berberis thunbergii 'Maria' (PBR)
  • Berberis thunbergii 'Pow-wow'
  • Berberis thunbergii 'Silver Pillar' (PBR)
  • Berberis trigona 'Orange King'
  • Berberis × lologensis 'Apricot Queen'
  • Berberis × lologensis 'Mystery Fire'
  • Berberis × ottawensis f. purpurea 'Superba'
  • Berchemia racemosa
  • Bergenia ciliata
  • Bergenia ciliata 'Dumbo'
  • Bergenia cordifolia
  • Bergenia cordifolia 'Jelle'
  • Bergenia cordifolia 'Tubby Andrews' (v)
  • Bergenia cordifolia 'Vinterglöd'
  • Bergenia stracheyi
  • Bergenia × schmidtii
  • Bergenia 'Abendglut'
  • Bergenia 'Angel Kiss' (Dragonfly Series)
  • Bergenia 'Baby Doll'
  • Bergenia 'Bach'
  • Bergenia 'Bressingham Ruby'
  • Bergenia 'Bressingham Salmon'
  • Bergenia 'Bressingham White'
  • Bergenia 'Claire Maxine'
  • Bergenia 'Eden's Dark Margin'
  • Bergenia 'Eden's Magic Giant'
  • Bergenia 'Eroica'
  • Bergenia 'Ice Queen'
  • Bergenia 'Memelinks Pride'
  • Bergenia 'Morgenröte'
  • Bergenia 'Overture'
  • Bergenia 'Pink Dragonfly'
  • Bergenia 'Silberlicht'
  • Betonica macrantha
  • Betonica macrantha 'Superba'
  • Betonica nivea
  • Betonica officinalis 'Hummelo'
  • Betonica officinalis 'Saharan Pink'
  • Betonica officinalis 'Ukkie'
  • Betula alleghaniensis
  • Betula maximowicziana
  • Betula medwediewii
  • Betula michauxii
  • Betula nigra
  • Betula pendula
  • Betula pendula subsp. pendula 'Youngii'
  • Betula utilis subsp. jacquemontii
  • Betula utilis subsp. jacquemontii 'Doorenbos'
  • Betula utilis subsp. jacquemontii 'Grayswood Ghost'
  • Betula utilis subsp. utilis 'Wakehurst Place Chocolate'
  • Betula × plettkei 'Golden Treasure' (PBR)
  • Betula 'Edinburgh'
  • Betula 'Royal Frost'
  • Billardiera longiflora 'Fructu-albo'
  • Boltonia asteroides var. latisquama
  • Borinda angustissima
  • Boykinia lycoctonifolia
  • Brachyglottis Walberton's Silver Dormouse = 'Walbrach' (PBR)
  • Briza media
  • Briza media 'Limouzi'
  • Briza media 'Russells' (PBR)
  • Brunnera macrophylla
  • Brunnera macrophylla 'Alexanders Great' (PBR)
  • Brunnera macrophylla 'Betty Bowring'
  • Brunnera macrophylla 'Dawson's White' (v)
  • Brunnera macrophylla 'Diane's Gold' (PBR)
  • Brunnera macrophylla 'Emerald Mist' (PBR) (v)
  • Brunnera macrophylla 'Green Gold' (v)
  • Brunnera macrophylla 'Hadspen Cream' (v)
  • Brunnera macrophylla 'Jack Frost' (PBR)
  • Brunnera macrophylla 'Jennifer'
  • Brunnera macrophylla 'King's Ransom' (PBR) (v)
  • Brunnera macrophylla 'Looking Glass' (PBR)
  • Brunnera macrophylla 'Mister Morse' (PBR) (v)
  • Brunnera macrophylla 'Sea Heart' (PBR)
  • Brunnera macrophylla 'Silver Spear'
  • Brunnera macrophylla 'Silver Wings'
  • Brunnera sibirica
  • Buddleja alternifolia
  • Buddleja alternifolia 'Argentea'
  • Buddleja colvilei 'Kewensis'
  • Buddleja colvilei pink-flowered
  • Buddleja davidii 'île de France'
  • Buddleja davidii Buzz Ivory = 'Tobudivory' (PBR) (Buzz Series)
  • Buddleja davidii Buzz Magenta = 'Tobudpipur' (PBR) (Buzz Series)
  • Buddleja davidii Buzz Sky Blue = 'Tobudskybl' (PBR) (Buzz Series)
  • Buddleja davidii Buzz Violet = 'Tobudviole' (Buzz Series)
  • Buddleja davidii Florence = 'Watflor'
  • Buddleja davidii Nanho Blue = 'Mongo'
  • Buddleja davidii Nanho Purple = 'Monum'
  • Buddleja davidii 'Black Knight'
  • Buddleja davidii 'Blue Horizon'
  • Buddleja davidii 'Dartmoor'
  • Buddleja davidii 'Glasnevin Hybrid'
  • Buddleja davidii 'Gulliver' (PBR)
  • Buddleja davidii 'Harlequin' (v)
  • Buddleja davidii 'Peace'
  • Buddleja davidii 'Pixie Blue'
  • Buddleja davidii 'Pixie Red'
  • Buddleja davidii 'Pixie White'
  • Buddleja davidii 'Royal Red'
  • Buddleja davidii 'Santana' (v)
  • Buddleja davidii 'Sophie' (PBR)
  • Buddleja davidii 'White Ball'
  • Buddleja davidii 'White Bouquet'
  • Buddleja davidii 'Wisteria Lane'
  • Buddleja fallowiana var. alba
  • Buddleja globosa
  • Buddleja lindleyana
  • Buddleja madagascariensis
  • Buddleja salviifolia
  • Buddleja yunnanensis
  • Buddleja × pikei Unique = 'Pmoore12' (PBR)
  • Buddleja × weyeriana 'Bicolor'
  • Buddleja × weyeriana 'Honeycomb'
  • Buddleja × weyeriana 'Lady de Ramsey'
  • Buddleja × weyeriana 'Pink Pagoda' (PBR)
  • Buddleja × weyeriana 'Sungold'
  • Buddleja Dreaming Purple = 'Hinebud4' (PBR)
  • Buddleja Dreaming White = 'Hinebud3' (PBR)
  • Buddleja Flutterby Petite Blue Heaven = 'Podaras 8' (PBR) (Flutterby Petite Series)
  • Buddleja Flutterby Petite Dark Pink = 'Podaras 10' (PBR) (Flutterby Petite Series)
  • Buddleja Flutterby Petite Snow White = 'Podaras 15' (PBR) (Flutterby Petite Series)
  • Buddleja True Blue = 'Bostulu' (PBR)
  • Buddleja 'Blue Chip' (PBR) (Lo and Behold Series)
  • Buddleja 'Ellen's Blue'
  • Buddleja 'Lilac Chip' (Lo and Behold Series)
  • Buddleja 'Lochinch'
  • Buddleja 'Pink Delight'
  • Buphthalmum salicifolium 'Alpengold'
  • Buxus microphylla 'Golden Triumph' (PBR) (v)
  • Buxus sempervirens
  • Buxus sempervirens 'Aureovariegata' (v)
  • Buxus sempervirens clipped ball
  • Buxus sempervirens clipped pyramid
  • Buxus sempervirens clipped spiral
  • Buxus sempervirens 'Elegantissima' (v)
  • Buxus sempervirens 'Suffruticosa'
  • Calamagrostis brachytricha
  • Calamagrostis × acutiflora 'Karl Foerster'
  • Calamagrostis × acutiflora 'Overdam' (v)
  • Calamintha grandiflora
  • Calamintha nepeta 'Marvelette Blue'
  • Callicarpa bodinieri var. giraldii
  • Callicarpa bodinieri var. giraldii 'Profusion'
  • Callicarpa cathayana
  • Callicarpa dichotoma
  • Callicarpa dichotoma f. albifructa
  • Callicarpa dichotoma 'Issai'
  • Callicarpa japonica
  • Callicarpa japonica f. albibacca
  • Callicarpa japonica 'Heavy Berry'
  • Callicarpa japonica 'Koshima-no-homate'
  • Callicarpa japonica 'Leucocarpa'
  • Callicarpa kwangtungensis
  • Callicarpa shikokiana
  • Callicarpa yunnanensis
  • Callicarpa × shirasawana
  • Callicarpa Van den Broek selection
  • Callistemon pityoides
  • Callistemon rigidus
  • Callistemon salignus
  • Callistemon sieberi DC.
  • Callistemon speciosus
  • Callistemon 'Violaceus'
  • Calocedrus decurrens 'Berrima Gold'
  • Calocedrus decurrens 'Maupin Glow' (v)
  • Calocedrus decurrens 'Pillar'
  • Caltha leptosepala
  • Caltha palustris
  • Caltha palustris 'Flore Pleno' (d)
  • Caltha palustris var. alba
  • Calycanthus chinensis
  • Calycanthus floridus
  • Calycanthus floridus 'Athens'
  • Calycanthus floridus 'Foxy Lady'
  • Calycanthus floridus 'Michael Lindsay'
  • Calycanthus floridus var. glaucus 'Purpureus'
  • Calycanthus mohrii
  • Calycanthus × raulstonii 'Hartlage Wine'
  • Calycanthus 'Aphrodite'
  • Calycanthus 'Venus'
  • Calycanthus 'White Dress'
  • Camassia cusickii
  • Camassia leichtlinii 'Sacajawea' (v)
  • Camassia leichtlinii subsp. leichtlinii
  • Camassia leichtlinii subsp. suksdorfii Caerulea Group
  • Camassia quamash
  • Camassia 'Blue Heaven'
  • Camellia japonica 'Blood of China'
  • Camellia japonica 'Brushfield's Yellow'
  • Camellia japonica 'Grand Prix'
  • Camellia japonica 'Joseph Pfingstl'
  • Camellia japonica 'Mathotiana Rosea'
  • Camellia japonica 'Nuccio's Cameo'
  • Camellia japonica 'Nuccio's Gem'
  • Camellia japonica 'Silver Anniversary'
  • Camellia japonica 'Winter Perfume Pearl'
  • Camellia japonica 'Winter Perfume Pink'
  • Camellia sasanqua 'Winter's Snowman'
  • Camellia sinensis
  • Camellia × williamsii 'Debbie'
  • Camellia × williamsii 'E.T.R. Carlyon'
  • Camellia × williamsii 'Elegant Beauty'
  • Camellia × williamsii 'Elsie Jury'
  • Camellia × williamsii 'Glenn's Orbit'
  • Camellia × williamsii 'Mary Phoebe Taylor'
  • Camellia × williamsii 'Señorita'
  • Camellia × williamsii 'Water Lily'
  • Camellia 'Fairy Blush'
  • Camellia 'Leonard Messel' (reticulata × (× williamsii))
  • Camellia 'Spring Festival' (cuspidata hybrid)
  • Campanula alliariifolia
  • Campanula garganica 'Blue Diamond'
  • Campanula garganica 'Dickson's Gold'
  • Campanula garganica 'Mrs Resholt'
  • Campanula garganica 'W.H. Paine'
  • Campanula glomerata 'Caroline'
  • Campanula glomerata 'Emerald'
  • Campanula glomerata var. acaulis hort.
  • Campanula glomerata var. dahurica
  • Campanula lactiflora 'Border Blues'
  • Campanula lactiflora dwarf pink-flowered
  • Campanula lactiflora 'Loddon Anna'
  • Campanula lactiflora 'Monica's Dream'
  • Campanula lactiflora 'Prichard's Variety'
  • Campanula lactiflora 'White Pouffe'
  • Campanula latifolia var. macrantha 'Alba'
  • Campanula latiloba 'Alba'
  • Campanula latiloba 'Hidcote Amethyst'
  • Campanula latiloba 'Highcliffe Variety'
  • Campanula latiloba 'Percy Piper'
  • Campanula odontosepala from Iran
  • Campanula persicifolia 'Azure Beauty'
  • Campanula persicifolia 'Beau Belle'
  • Campanula persicifolia 'Blue-eyed Blonde' (PBR) (v)
  • Campanula persicifolia 'Chettle Charm'
  • Campanula persicifolia 'Cornish Mist'
  • Campanula persicifolia 'Grandiflora Alba'
  • Campanula persicifolia L. 'Telham Beauty' D. Thurston
  • Campanula persicifolia 'La Belle' (d)
  • Campanula persicifolia 'La Bello' (PBR)
  • Campanula persicifolia 'La Bonne Amie' (d)
  • Campanula persicifolia 'Powder Puff' (d)
  • Campanula poscharskyana
  • Campanula poscharskyana 'E.H. Frost'
  • Campanula poscharskyana 'Lisduggan Variety'
  • Campanula punctata 'Alina's Double' (d)
  • Campanula punctata f. rubriflora 'Beetroot'
  • Campanula punctata f. rubriflora 'Bowl of Cherries'
  • Campanula punctata 'Pantaloons' (d)
  • Campanula punctata 'Pink Chimes'
  • Campanula punctata 'Silver Bells'
  • Campanula punctata 'Wedding Bells'
  • Campanula takesimana
  • Campanula trachelium 'Bernice' (d)
  • Campanula trachelium f. alba
  • Campanula × pulloides hort. 'G.F. Wilson'
  • Campanula × pulloides 'Jelly Bells' (PBR)
  • Campanula 'Burghaltii'
  • Campanula 'Crystal'
  • Campanula 'Kent Belle'
  • Campanula 'Misty Dawn'
  • Campanula 'Pink Octopus' (PBR)
  • Campanula 'Purple Sensation' (PBR)
  • Campanula 'Royal Wave'
  • Campanula 'Sarastro'
  • Campanula 'Summertime Blues' (PBR)
  • Campanula 'Van-Houttei'
  • Canna 'Happy Emily' (CannaSol Series)
  • Canna 'Happy Wilma' (CannaSol Series)
  • Caragana arborescens
  • Caragana arborescens 'Lorbergii'
  • Caragana arborescens 'Pendula'
  • Caragana arborescens 'Walker'
  • Caragana aurantiaca
  • Cardamine enneaphylla
  • Cardamine glanduligera
  • Cardamine heptaphylla 'Big White'
  • Cardamine heptaphylla from the Pyrenees
  • Cardamine kitaibelii
  • Cardamine pentaphylla
  • Cardamine pratensis 'Flore Pleno' (d)
  • Cardamine quinquefolia
  • Cardamine trifolia
  • Cardamine waldsteinii
  • Cardiocrinum giganteum
  • Carex brunnea 'Lady Sunshine'
  • Carex buchananii
  • Carex buchananii 'Green Twist'
  • Carex buchananii 'Red Rooster'
  • Carex ciliatomarginata 'Treasure Island' (v)
  • Carex comans 'Frosted Curls'
  • Carex comans red-leaved
  • Carex conica 'Snowline' (v)
  • Carex dipsacea
  • Carex dolichostachya 'Kaga-nishiki' (v)
  • Carex elata 'Aurea'
  • Carex flacca 'Blue Zinger'
  • Carex grayi
  • Carex laxiculmis 'Bunny Blue' (PBR)
  • Carex muskingumensis
  • Carex muskingumensis 'Little Midge'
  • Carex oshimensis 'Evergold' (v)
  • Carex oshimensis 'Everillo' (PBR) (EverColor Series)
  • Carex pendula
  • Carex siderosticta 'Variegata' (v)
  • Carex testacea
  • Carex testacea 'Prairie Fire'
  • Carex 'Amazon Mist'
  • Carmichaelia stevensonii
  • Carpenteria californica
  • Carpenteria californica 'Bodnant'
  • Carpenteria californica 'Elizabeth'
  • Carpinus betulus
  • Carpinus betulus 'Folis Argenteovariegatis Pendula' (v)
  • Carpinus betulus 'Frans Fontaine'
  • Carpinus betulus 'Monumentalis'
  • Carpinus omeiensis
  • Carpinus shensiensis
  • Carpinus turczaninowii
  • Caryopteris incana 'Blue Cascade'
  • Caryopteris incana 'Jason' (PBR)
  • Caryopteris × clandonensis Blue Balloon = 'Korball'
  • Caryopteris × clandonensis Grand Bleu = 'Inoveris' (PBR)
  • Caryopteris × clandonensis Hint of Gold = 'Lisaura' (PBR)
  • Caryopteris × clandonensis 'Dark Knight'
  • Caryopteris × clandonensis 'Ferndown'
  • Caryopteris × clandonensis 'Heavenly Blue'
  • Caryopteris × clandonensis 'Kew Blue'
  • Caryopteris × clandonensis 'Summer Sorbet' (PBR) (v)
  • Catalpa bignonioides 'Aurea'
  • Catalpa speciosa 'Frederik'
  • Catalpa × erubescens 'Purpurea'
  • Ceanothus gloriosus 'Emily Brown'
  • Ceanothus griseus var. horizontalis 'Diamond Heights' (v)
  • Ceanothus griseus var. horizontalis 'Silver Surprise' (PBR) (v)
  • Ceanothus griseus var. horizontalis 'Yankee Point'
  • Ceanothus thyrsiflorus 'Cool Blue'
  • Ceanothus thyrsiflorus 'Millerton Point'
  • Ceanothus thyrsiflorus var. repens
  • Ceanothus × delileanus 'Gloire de Versailles'
  • Ceanothus × delileanus 'Henri Desfossé'
  • Ceanothus × delileanus 'Topaze'
  • Ceanothus × pallidus 'Perle Rose'
  • Ceanothus 'Autumnal Blue'
  • Ceanothus 'Blue Cushion'
  • Ceanothus 'Blue Jeans'
  • Ceanothus 'Blue Mound'
  • Ceanothus 'Blue Sensation'
  • Ceanothus 'Concha'
  • Ceanothus 'Cynthia Postan'
  • Ceanothus 'Italian Skies'
  • Ceanothus 'Julia Phelps'
  • Ceanothus 'Ray Hartman'
  • Ceanothus 'Skylark'
  • Ceanothus 'Tuxedo' (PBR)
  • Ceanothus 'Victoria'
  • Cedrus atlantica (Glauca Group) 'Glauca Pendula'
  • Cedrus atlantica (Glauca Group) 'Silberspitz'
  • Cedrus atlantica 'Aurea'
  • Cedrus atlantica 'Fastigiata'
  • Cedrus atlantica Glauca Group
  • Cedrus brevifolia 'Hillier Compact'
  • Cedrus brevifolia 'Jade Medusa'
  • Cedrus brevifolia 'Kenwith'
  • Cedrus deodara 'Bush's Electra'
  • Cedrus deodara 'Feelin' Blue'
  • Cedrus deodara 'Golden Horizon'
  • Cedrus deodara 'Karl Fuchs'
  • Cedrus libani
  • Cedrus libani 'Blue Fountain'
  • Cedrus libani 'Comte de Dijon'
  • Cedrus libani 'Fontaine'
  • Cedrus libani 'Home Park'
  • Cedrus libani 'Italie'
  • Cedrus libani 'May'
  • Cedrus libani 'Minitaur'
  • Cedrus libani 'Sargentii'
  • Celtis biondii
  • Centaurea alpestris
  • Centaurea atropurpurea
  • Centaurea cheiranthifolia
  • Centaurea dealbata
  • Centaurea jacea
  • Centaurea macrocephala
  • Centaurea montana
  • Centaurea montana 'Alba'
  • Centaurea montana 'Amethyst Dream' (PBR)
  • Centaurea montana 'Amethyst in Snow'
  • Centaurea montana 'Black Sprite'
  • Centaurea montana 'Blewit'
  • Centaurea montana 'Carnea'
  • Centaurea montana 'Joyce'
  • Centaurea montana lilac-flowered
  • Centaurea montana 'Parham'
  • Centaurea montana 'Purple Heart'
  • Centaurea nigra
  • Centaurea phrygia
  • Centaurea 'Caramia'
  • Centaurea 'John Coutts'
  • Centaurea 'Jordy'
  • Centaurea 'Silver Feather'
  • Cephalanthus occidentalis
  • Cephalanthus 'Magical Moonlight'
  • Cephalaria gigantea
  • Cephalaria leucantha
  • Cephalaria tchihatchewii
  • Ceratostigma griffithii
  • Ceratostigma griffithii 'Tiny Dragon'
  • Ceratostigma plumbaginoides
  • Ceratostigma willmottianum
  • Ceratostigma willmottianum Desert Skies = 'Palmgold' (PBR)
  • Cercidiphyllum japonicum
  • Cercidiphyllum japonicum Ra = 'Jww3' (PBR)
  • Cercidiphyllum japonicum 'Boyd's Dwarf'
  • Cercidiphyllum japonicum 'Chameleon' (v)
  • Cercidiphyllum japonicum f. pendulum
  • Cercidiphyllum japonicum 'Herkenrode Dwarf'
  • Cercidiphyllum japonicum 'Heronswood Globe'
  • Cercidiphyllum japonicum 'Kreukenberg Dwarf'
  • Cercidiphyllum japonicum 'Morioka Weeping'
  • Cercidiphyllum japonicum 'Peach'
  • Cercidiphyllum japonicum 'Raspberry'
  • Cercidiphyllum japonicum 'Rotfuchs'
  • Cercidiphyllum japonicum 'Strawberry'
  • Cercidiphyllum japonicum 'Tidal Wave'
  • Cercidiphyllum japonicum 'Titania'
  • Cercidiphyllum magnificum
  • Cercis canadensis
  • Cercis canadensis Lavender Twist = 'Covey'
  • Cercis canadensis Little Woody = 'Litwo' (PBR)
  • Cercis canadensis Red Force = 'Minrouge3' (PBR)
  • Cercis canadensis 'Forest Pansy'
  • Cercis canadensis 'Hearts of Gold' (PBR)
  • Cercis canadensis 'Melon Beauty'
  • Cercis canadensis 'Merlot'
  • Cercis canadensis 'Pauline Lily'
  • Cercis canadensis 'Pink Pom Poms'
  • Cercis canadensis 'Rubye Atkinson'
  • Cercis canadensis 'Vanilla Twist' (PBR)
  • Cercis canadensis var. texensis 'Texas White'
  • Cercis chinensis
  • Cercis chinensis 'Avondale'
  • Cercis chinensis 'Don Egolf'
  • Cercis griffithii
  • Cercis siliquastrum 'Bodnant'
  • Chaenomeles cathayensis
  • Chaenomeles japonica 'Rising Sun'
  • Chaenomeles japonica 'Sargentii'
  • Chaenomeles speciosa Mango Storm = 'Mincha01' (PBR)
  • Chaenomeles speciosa Red Kimono = 'Ainoomoi' (PBR)
  • Chaenomeles speciosa 'Eximia'
  • Chaenomeles speciosa 'Kinshiden'
  • Chaenomeles speciosa 'Moerloosei'
  • Chaenomeles speciosa 'Orange Storm' (PBR)
  • Chaenomeles speciosa 'Pink Storm' (PBR)
  • Chaenomeles speciosa 'Scarlet Storm' (PBR)
  • Chaenomeles speciosa 'Yukigotan' (d)
  • Chaenomeles × superba Pink Trail = 'Interpitra'
  • Chaenomeles × superba 'Cameo' (d)
  • Chaenomeles × superba 'Coquelicot'
  • Chaenomeles × superba 'Crimson and Gold'
  • Chaenomeles × superba 'Jet Trail'
  • Chaenomeles × superba 'Lemon and Lime'
  • Chaenomeles × superba 'Pink Lady'
  • Chaenomeles × superba 'Red Joy'
  • Chaenomeles × superba 'Salmon Horizon'
  • Chaenomeles × superba 'Tortuosa'
  • Chaerophyllum hirsutum 'Roseum'
  • Chamaecyparis lawsoniana Ellwood's Pillar = 'Flolar'
  • Chamaecyparis lawsoniana Pearly Swirls = 'Spicwirl' (v)
  • Chamaecyparis lawsoniana 'Brégéon'
  • Chamaecyparis lawsoniana 'Dik's Weeping'
  • Chamaecyparis lawsoniana 'Drooping Solo'
  • Chamaecyparis lawsoniana 'Ellwoodii'
  • Chamaecyparis lawsoniana 'Ellwood's Gold Pillar'
  • Chamaecyparis lawsoniana 'Filip's Golden Tears'
  • Chamaecyparis lawsoniana 'Gimbornii'
  • Chamaecyparis lawsoniana 'Imbricata Pendula'
  • Chamaecyparis lawsoniana 'Ivonne'
  • Chamaecyparis lawsoniana 'Karaca'
  • Chamaecyparis lawsoniana 'Kilworth Column'
  • Chamaecyparis lawsoniana 'Little Spire'
  • Chamaecyparis lawsoniana 'Moonsprite'
  • Chamaecyparis lawsoniana 'Pelt's Blue'
  • Chamaecyparis lawsoniana 'Pembury Blue'
  • Chamaecyparis lawsoniana 'Pottenii'
  • Chamaecyparis lawsoniana 'Romana'
  • Chamaecyparis lawsoniana 'Stardust'
  • Chamaecyparis lawsoniana 'Tharandtensis Caesia'
  • Chamaecyparis lawsoniana 'Wisselii'
  • Chamaecyparis lawsoniana 'Wissel's Saguaro'
  • Chamaecyparis obtusa 'Barkenny'
  • Chamaecyparis obtusa 'Blizzard' (v)
  • Chamaecyparis obtusa 'Chabo-yadori'
  • Chamaecyparis obtusa 'Chirimen'
  • Chamaecyparis obtusa 'Coralliformis'
  • Chamaecyparis obtusa 'Elf'
  • Chamaecyparis obtusa 'Fernspray Gold'
  • Chamaecyparis obtusa 'Hannah'
  • Chamaecyparis obtusa 'Kamarachiba'
  • Chamaecyparis obtusa 'Kerdalo'
  • Chamaecyparis obtusa 'Lycopodioides Aurea'
  • Chamaecyparis obtusa 'Melody'
  • Chamaecyparis obtusa 'Oregon Crested'
  • Chamaecyparis obtusa 'Saffron Spray'
  • Chamaecyparis obtusa 'Sparkles'
  • Chamaecyparis obtusa 'Spirited'
  • Chamaecyparis obtusa 'Verdon'
  • Chamaecyparis obtusa 'Villa Marie'
  • Chamaecyparis obtusa 'Wiels Baby'
  • Chelone glabra
  • Chelone lyonii
  • Chelone obliqua
  • Chimonanthus nitens
  • Chimonanthus praecox
  • Chimonanthus praecox 'Brockhill Goldleaf'
  • Chimonanthus praecox 'Luteus'
  • Chimonanthus praecox 'Red Heart'
  • Chimonanthus yunnanensis W.W. Sm.
  • Chionanthus retusus
  • Chionanthus virginicus
  • Choisya ternata
  • Choisya ternata Moonshine = 'Walcho' (PBR)
  • Choisya ternata Sundance = 'Lich'
  • Choisya × dewitteana Goldfingers = 'Limo' (PBR)
  • Choisya × dewitteana White Dazzler = 'Londaz' (PBR)
  • Choisya × dewitteana 'Aztec Gold' (PBR)
  • Choisya × dewitteana 'Aztec Pearl'
  • Choisya Greenfingers = 'Lissfing'
  • Chrysanthemum Julia = 'Yojulia'
  • Chrysanthemum 'Duchess of Edinburgh' (21d)
  • Chrysanthemum 'Mary Stoker' (21d)
  • Cirsium heterophyllum
  • Cirsium oleraceum
  • Cirsium rivulare Frosted Magic = 'Lowcir' (PBR)
  • Cirsium rivulare 'Atropurpureum'
  • Cirsium rivulare 'Trevor's Felley Find' (PBR)
  • Cistus ladanifer 'Blanche'
  • Cistus ladanifer 'Pat'
  • Cistus populifolius
  • Cistus salviifolius 'Gold Star'
  • Cistus × aguilarii 'Maculatus'
  • Cistus × argenteus 'Blushing Peggy Sammons'
  • Cistus × argenteus 'Paper Moon'
  • Cistus × argenteus 'Peggy Sammons'
  • Cistus × bornetianus 'Jester'
  • Cistus × cyprius var. ellipticus 'Elma'
  • Cistus × dansereaui 'Decumbens'
  • Cistus × dansereaui 'Jenkyn Place'
  • Cistus × fernandesiae 'Anne Palmer'
  • Cistus × heterocalyx 'Chelsea Bonnet'
  • Cistus × hybridus Little Miss Sunshine = 'Dunnecis' (PBR) (v)
  • Cistus × hybridus Rospico = 'Rencis' (PBR) (v)
  • Cistus × hybridus 'Gold Prize' (v)
  • Cistus × laxus 'Snow White'
  • Cistus × lenis 'Grayswood Pink'
  • Cistus × pulverulentus 'Sunset'
  • Cistus × purpureus
  • Cistus × purpureus 'Alan Fradd'
  • Cistus × rodiaei 'Jessabel'
  • Cistus × skanbergii
  • Cistus 'Gordon Cooper'
  • Cistus 'Snow Fire'
  • Citrus hystrix
  • Citrus × aurantium (Sweet Orange Group) 'Newhall' (F/S)
  • Citrus × limon 'Garey's Eureka' (F)
  • Citrus × limon 'Meyer' (F)
  • Citrus × microcarpa (F)
  • Cladrastis kentukea
  • Clematis armandi
  • Clematis armandi 'Little White Charm' (Ar)
  • Clematis armandi 'Snowdrift' (Ar)
  • Clematis cirrhosa 'Jingle Bells' (C)
  • Clematis cirrhosa 'Ourika Valley' (C)
  • Clematis cirrhosa var. purpurascens 'Freckles' (C)
  • Clematis cirrhosa var. purpurascens 'Lansdowne Gem' (C)
  • Clematis cirrhosa 'Wisley Cream' (C)
  • Clematis flammula
  • Clematis integrifolia (I)
  • Clematis integrifolia 'Alba' (I)
  • Clematis integrifolia 'Blue Ribbons' (I)
  • Clematis macropetala 'Wesselton' (A/d)
  • Clematis montana 'Lilacina' (M)
  • Clematis recta
  • Clematis recta 'Velvet Night' (F)
  • Clematis rehderiana
  • Clematis tangutica
  • Clematis viticella 'Flore Pleno' (Vt/d)
  • Clematis 'Étoile Violette' (Vt)
  • Clematis × cartmanii 'Avalanche' (PBR) (Fo/m)
  • Clematis × cartmanii 'White Abundance' (PBR) (Fo/f)
  • Clematis × triternata 'Rubromarginata'
  • Clematis Amethyst Beauty = 'Evipo043' (PBR) (LL)
  • Clematis Baby Doll = 'Zobadol' (EL)
  • Clematis Bonanza = 'Evipo031' (PBR) (Vt)
  • Clematis Cézanne = 'Evipo023' (PBR) (EL)
  • Clematis Charmaine = 'Evipo022' (PBR) (EL)
  • Clematis Chevalier = 'Evipo040' (PBR) (EL)
  • Clematis Corinne = 'Evipo063' (PBR) (EL)
  • Clematis Diamantina = 'Evipo039' (PBR) (EL)
  • Clematis Empress = 'Evipo011' (PBR) (EL)
  • Clematis Esme = 'Evipo048' (PBR)
  • Clematis Filigree = 'Evipo029' (PBR) (EL)
  • Clematis Giant Star = 'Gistar' (PBR) (M)
  • Clematis Giselle = 'Evipo051' (PBR)
  • Clematis Ice Blue = 'Evipo003' (PBR) (Prairie Series) (EL)
  • Clematis Inspiration = 'Zoin' (PBR) (I)
  • Clematis Josephine = 'Evijohill' (PBR) (EL)
  • Clematis Liberation = 'Evifive' (PBR) (EL)
  • Clematis Neva = 'Evipo050' (PBR) (Boulevard Series) (EL)
  • Clematis Nubia = 'Evipo079' (PBR) (Boulevard Series) (LL)
  • Clematis Parisienne = 'Evipo019' (PBR) (Boulevard Series) (EL)
  • Clematis Petit Faucon = 'Evisix' (PBR) (I)
  • Clematis Sacha = 'Evipo060' (EL)
  • Clematis Sally = 'Evipo077' (PBR) (EL)
  • Clematis Samaritan Jo = 'Evipo075'
  • Clematis Sarah Elizabeth = 'Evipo098'
  • Clematis Victor Hugo = 'Evipo007' (PBR) (LL)
  • Clematis Wisley = 'Evipo001' (PBR) (Vt)
  • Clematis 'Andromeda' (EL)
  • Clematis 'Apple Blossom' (Ar)
  • Clematis 'Arabella' (I)
  • Clematis 'Aureolin' (Ta)
  • Clematis 'Bees' Jubilee' (EL)
  • Clematis 'Betty Corning' (Vt)
  • Clematis 'Black Prince' (Vt)
  • Clematis 'Blekitny Aniol' (LL)
  • Clematis 'Blue Belle' (Vt)
  • Clematis 'Blue Dancer' (A)
  • Clematis 'Blue Eclipse' (A)
  • Clematis 'Blue Eyes' (EL)
  • Clematis 'Blue Light' (PBR) (EL/d)
  • Clematis 'Broughton Star' (M/d)
  • Clematis 'Constance' (A)
  • Clematis 'Dark Secret' (A)
  • Clematis 'Elsa Späth' (EL)
  • Clematis 'Ernest Markham' (LL)
  • Clematis 'Fireworks' (EL)
  • Clematis 'Floris V' (I)
  • Clematis 'Fond Memories' (EL)
  • Clematis 'Forget-me-not NLP1'
  • Clematis 'Fragrant Spring' (M)
  • Clematis 'Frances Rivis' (A)
  • Clematis 'Golden Harvest' (Ta)
  • Clematis 'Guernsey Cream' (EL)
  • Clematis 'H.F. Young' (EL)
  • Clematis 'Hagley Hybrid' (LL)
  • Clematis 'Happy Anniversary' (EL)
  • Clematis 'Helsingborg' (A)
  • Clematis 'Jan Lindmark' (A/d)
  • Clematis 'Justa' (Vt)
  • Clematis 'Königskind' (EL)
  • Clematis 'Kiri Te Kanawa' (EL)
  • Clematis 'Lambton Park' (Ta)
  • Clematis 'Little Nell' (Vt)
  • Clematis 'Madame Julia Correvon' (Vt)
  • Clematis 'Marie Boisselot' (EL)
  • Clematis 'Marjorie' (M/d)
  • Clematis 'Markham's Pink' (A/d)
  • Clematis 'Mrs Cholmondeley' (EL)
  • Clematis 'Mrs George Jackman' (EL)
  • Clematis 'Multi Blue' (EL)
  • Clematis 'Natacha' (EL)
  • Clematis 'Nelly Moser' (EL)
  • Clematis 'Niobe' (EL)
  • Clematis 'Pamina' (EL)
  • Clematis 'Paul Farges' (Vb)
  • Clematis 'Piilu' (EL)
  • Clematis 'Pink Fantasy' (LL)
  • Clematis 'Pixie' (Fo/m)
  • Clematis 'Polish Spirit' (LL)
  • Clematis 'Prince Charles' (LL)
  • Clematis 'Prince George' (LL)
  • Clematis 'Princess of Wales' (1875) (EL)
  • Clematis 'Propertius' (A)
  • Clematis 'Proteus' (EL)
  • Clematis 'Purple Rain' (A)
  • Clematis 'Radiance'
  • Clematis 'Rosa Königskind' (EL)
  • Clematis 'Rosy O'Grady' (A)
  • Clematis 'Rosy Pagoda' (A)
  • Clematis 'Royal Velours' (Vt)
  • Clematis 'Ruby Wedding NLP2' (EL)
  • Clematis 'Semu' (LL)
  • Clematis 'Sherriffii' (Ta)
  • Clematis 'Shikoo' (EL)
  • Clematis 'Silver Moon' (EL)
  • Clematis 'Sir Edward Elgar' (A)
  • Clematis 'Special Occasion' (EL)
  • Clematis 'Star' (PBR) (M/d)
  • Clematis 'Sunrise' (M/d)
  • Clematis 'Sunset' (EL)
  • Clematis 'The President' (EL)
  • Clematis 'The Vagabond' (EL)
  • Clematis 'Vyvyan Pennell' (EL)
  • Clematis 'Warsaw' (Ta)
  • Clematis 'Wedding Day' (EL)
  • Clematis 'Willy' (A)
  • Clerodendrum bungei
  • Clerodendrum bungei 'Pink Diamond' (v)
  • Clerodendrum trichotomum
  • Clerodendrum trichotomum 'Purple Haze'
  • Clerodendrum trichotomum var. fargesii
  • Clerodendrum trichotomum var. fargesii 'Carnival' (v)
  • Clethra acuminata
  • Clethra alnifolia Vanilla Spice = 'Caleb'
  • Clethra alnifolia 'Anne Bidwell'
  • Clethra alnifolia 'Creel's Calico' (v)
  • Clethra alnifolia 'Fern Valley Pink'
  • Clethra alnifolia 'Hokie Pink'
  • Clethra alnifolia 'Hummingbird'
  • Clethra alnifolia 'Pink Spires'
  • Clethra alnifolia 'Ruby Spice'
  • Clethra alnifolia 'September Beauty'
  • Clethra alnifolia 'Sixteen Candles'
  • Clethra barbinervis
  • Clethra barbinervis 'White Star'
  • Clethra delavayi Franch.
  • Clethra fargesii
  • Clethra pringlei
  • Clethra tomentosa 'Cottondale'
  • Clinopodium menthifolium
  • Codonopsis clematidea
  • Colutea × media 'Copper Beauty'
  • Convallaria majalis
  • Convallaria majalis 'Bordeaux'
  • Convallaria majalis 'Bridal Choice'
  • Convallaria majalis 'Géant de Fortin'
  • Convallaria majalis 'Prolificans'
  • Convallaria majalis var. rosea
  • Coreopsis grandiflora 'Presto' (d)
  • Coreopsis rosea 'American Dream'
  • Coreopsis verticillata
  • Coreopsis verticillata Crème Brûlée = 'Crembru' (PBR)
  • Coreopsis verticillata 'Moonbeam'
  • Coreopsis verticillata 'Zagreb'
  • Coreopsis 'Full Moon' (PBR) (Big Bang Series)
  • Coreopsis 'Redshift'
  • Coreopsis 'Solar Dance'
  • Coriaria japonica
  • Coriaria nepalensis
  • Cornus alba Ivory Halo = 'Bailhalo' (PBR)
  • Cornus alba 'Aurea'
  • Cornus alba 'Elegantissima' (v)
  • Cornus alba 'Gouchaultii' (v)
  • Cornus alba 'Kesselringii'
  • Cornus alba 'Siberian Pearls'
  • Cornus alba 'Sibirica'
  • Cornus alba 'Spaethii' (v)
  • Cornus alternifolia Golden Shadows = 'Wstackman' (PBR) (v)
  • Cornus alternifolia Pinky Spot = 'Minpinky'
  • Cornus alternifolia 'Argentea' (v)
  • Cornus alternifolia 'Silver Giant' (v)
  • Cornus amomum
  • Cornus amomum 'Lady Jane'
  • Cornus canadensis
  • Cornus controversa
  • Cornus controversa 'Candlelight'
  • Cornus controversa 'Green Carpet'
  • Cornus controversa 'Laska'
  • Cornus controversa 'Lucia'
  • Cornus controversa 'Marginata Nord'
  • Cornus controversa 'Pagoda'
  • Cornus controversa 'Variegata' (v)
  • Cornus elliptica Empress of China = 'Elsbry'
  • Cornus florida 'Cherokee Chief'
  • Cornus florida 'Cherokee Princess'
  • Cornus florida 'Cloud Nine'
  • Cornus florida 'Sunset' (v)
  • Cornus hongkongensis
  • Cornus kousa
  • Cornus kousa Heart Throb = 'Schmred'
  • Cornus kousa Radiant Rose = 'Hanros'
  • Cornus kousa 'Akatsuki' (v)
  • Cornus kousa 'Autumn Rose'
  • Cornus kousa 'Beni-fuji'
  • Cornus kousa 'Big Apple'
  • Cornus kousa 'Bonfire' (v)
  • Cornus kousa 'Bultinck's Giant'
  • Cornus kousa 'Cappuccino'
  • Cornus kousa 'Cherokee'
  • Cornus kousa 'Doctor Bump'
  • Cornus kousa 'Dwarf Pink'
  • Cornus kousa 'Ed Mezitt'
  • Cornus kousa 'Girard's Nana'
  • Cornus kousa 'Gold Star' (v)
  • Cornus kousa 'Highland'
  • Cornus kousa 'John Slocock'
  • Cornus kousa 'Kim'
  • Cornus kousa 'Koree'
  • Cornus kousa 'Laura'
  • Cornus kousa 'Lizzie P'
  • Cornus kousa 'Madame Butterfly'
  • Cornus kousa 'Milky Way'
  • Cornus kousa 'Miss Satomi'
  • Cornus kousa 'Moonbeam'
  • Cornus kousa 'National'
  • Cornus kousa 'Nicole'
  • Cornus kousa 'Pévé Foggy'
  • Cornus kousa 'Pévé Sammy' (v)
  • Cornus kousa 'Pévé Satomi Compact'
  • Cornus kousa 'Pink Lips'
  • Cornus kousa 'Polywood'
  • Cornus kousa 'Rasen'
  • Cornus kousa 'Robert'
  • Cornus kousa 'Schmetterling'
  • Cornus kousa 'Square Dance'
  • Cornus kousa 'Teresa' (v)
  • Cornus kousa 'Teutonia'
  • Cornus kousa var. chinensis
  • Cornus kousa var. chinensis 'Bodnant Form'
  • Cornus kousa var. chinensis 'China Girl'
  • Cornus kousa var. chinensis 'Claudia'
  • Cornus kousa var. chinensis 'Tri-Splendor'
  • Cornus kousa var. chinensis 'White Dusted' (v)
  • Cornus kousa var. chinensis 'White Fountain'
  • Cornus kousa var. chinensis 'Wieting's Select'
  • Cornus kousa 'Weisse Fontäne'
  • Cornus kousa 'White Dream'
  • Cornus kousa 'Wolf Eyes' (v)
  • Cornus mas
  • Cornus mas 'Aurea' (v)
  • Cornus mas 'Aureoelegantissima' (v)
  • Cornus mas 'Elena'
  • Cornus mas 'Golden Glory'
  • Cornus mas 'Happy Face'
  • Cornus mas 'Jolico' (F)
  • Cornus mas 'Kasanlaker' (F)
  • Cornus mas 'Nikolka' (F)
  • Cornus mas 'Shumen' (F)
  • Cornus mas 'Spring Glow'
  • Cornus mas 'Variegata' (v)
  • Cornus nuttallii 'North Star'
  • Cornus officinalis
  • Cornus officinalis 'Kintoki'
  • Cornus officinalis 'Robin's Pride'
  • Cornus pumila
  • Cornus racemosa
  • Cornus sanguinea 'Compressa'
  • Cornus sanguinea 'Magic Flame'
  • Cornus sanguinea 'Midwinter Fire'
  • Cornus sanguinea 'Winter Beauty'
  • Cornus sericea 'Bud's Yellow'
  • Cornus sericea 'Cardinal'
  • Cornus sericea 'Flaviramea'
  • Cornus sericea 'Kelseyi'
  • Cornus sericea subsp. occidentalis 'Sunshine'
  • Cornus sericea 'White Gold' (v)
  • Cornus × rutgersensis Stellar Pink = 'Rutgan' (Stellar Series)
  • Cornus 'Ascona'
  • Cornus 'Blooming Merry Tetra'
  • Cornus 'Blooming Pink Tetra'
  • Cornus 'Blooming White Tetra'
  • Cornus 'Eddie's White Wonder'
  • Cornus 'Norman Hadden'
  • Cornus 'Ormonde'
  • Cornus 'Porlock'
  • Cornus 'Winter Orange'
  • Corokia buddlejoides
  • Corokia cotoneaster
  • Corokia × virgata
  • Corokia × virgata 'Sunsplash' (v)
  • Corokia × virgata 'Yellow Wonder'
  • Correa backhouseana
  • Cortaderia richardii ambig.
  • Cortaderia selloana 'Pink Feather'
  • Cortaderia selloana 'Pumila'
  • Cortaderia selloana 'Rosea'
  • Cortaderia selloana 'Senior'
  • Cortaderia selloana 'White Feather'
  • Corydalis curviflora subsp. rosthornii 'Blue Heron'
  • Corydalis flexuosa 'China Blue'
  • Corydalis flexuosa 'Purple Leaf'
  • Corydalis omeiana
  • Corydalis solida
  • Corydalis solida subsp. solida 'Beth Evans'
  • Corydalis solida subsp. solida 'George Baker'
  • Corydalis solida subsp. solida 'White Knight'
  • Corydalis 'Craigton Blue'
  • Corydalis 'Kingfisher'
  • Corydalis 'Porcelain Blue'
  • Corylopsis glabrescens
  • Corylopsis glabrescens 'Lemon Drop'
  • Corylopsis glabrescens var. gotoana
  • Corylopsis glabrescens var. gotoana 'Chollipo'
  • Corylopsis pauciflora
  • Corylopsis sinensis var. calvescens
  • Corylopsis sinensis var. sinensis
  • Corylopsis sinensis var. sinensis 'Spring Purple'
  • Corylopsis sinensis 'Veitch's Purple'
  • Corylopsis spicata
  • Corylopsis spicata 'Red Eye'
  • Corylus avellana (F)
  • Corylus avellana 'Anny's Red Dwarf'
  • Corylus avellana 'Aurea'
  • Corylus avellana 'Contorta'
  • Corylus avellana 'Corabel' (F)
  • Corylus avellana 'Cosford' (F)
  • Corylus avellana 'Ennis' (F)
  • Corylus avellana 'Heterophylla'
  • Corylus avellana 'Lang Tidlig Zeller' (F)
  • Corylus avellana 'Pearson's Prolific' (F)
  • Corylus avellana 'Red Majestic' (PBR)
  • Corylus avellana 'Rotblättrige Zellernuss' (F)
  • Corylus avellana 'Scooter'
  • Corylus avellana 'Webb's Prize Cob' (F)
  • Corylus colurna
  • Corylus maxima 'Halle'sche Riesennuss' (F)
  • Corylus maxima 'Kentish Cob' (F)
  • Corylus maxima 'Purpurea' (F)
  • Corylus maxima 'Red Filbert' (F)
  • Corylus 'Nottingham Early' (F)
  • Cosmos atrosanguineus
  • Cosmos atrosanguineus Chocamocha = 'Thomocha' (PBR)
  • Cotinus coggygria
  • Cotinus coggygria Golden Spirit = 'Ancot' (PBR)
  • Cotinus coggygria Red Spirit = 'Firstpur'
  • Cotinus coggygria 'Kanari'
  • Cotinus coggygria 'Lilla' (PBR)
  • Cotinus coggygria 'Old Fashioned' (PBR)
  • Cotinus coggygria 'Pink Champagne'
  • Cotinus coggygria 'Red Beauty'
  • Cotinus coggygria 'Royal Purple'
  • Cotinus coggygria 'Velvet Cloak'
  • Cotinus coggygria 'Westonbirt Orange'
  • Cotinus coggygria 'Young Lady' (PBR)
  • Cotinus Dusky Maiden = 'Londus' (PBR)
  • Cotinus 'Grace'
  • Cotoneaster acuminatus
  • Cotoneaster adpressus 'Little Gem'
  • Cotoneaster ambiguus Rehder & E.H.Wilson
  • Cotoneaster amoenus
  • Cotoneaster apiculatus
  • Cotoneaster astrophoros
  • Cotoneaster atropurpureus
  • Cotoneaster atropurpureus 'Variegatus' (v)
  • Cotoneaster aurantiacus
  • Cotoneaster beimashanensis
  • Cotoneaster boisianus
  • Cotoneaster bradyi
  • Cotoneaster brickellii
  • Cotoneaster bullatus
  • Cotoneaster bumthangensis
  • Cotoneaster canescens
  • Cotoneaster chadwelli
  • Cotoneaster chuanus
  • Cotoneaster chungtiensis
  • Cotoneaster congestus
  • Cotoneaster cooperi 'Nicolette'
  • Cotoneaster cordifolius
  • Cotoneaster crispii
  • Cotoneaster cuspidatus
  • Cotoneaster dammeri
  • Cotoneaster dielsianus
  • Cotoneaster divaricatus
  • Cotoneaster duthieanus
  • Cotoneaster elatus
  • Cotoneaster emeiensis
  • Cotoneaster encavei
  • Cotoneaster flinckii
  • Cotoneaster forrestii
  • Cotoneaster franchetii
  • Cotoneaster fulvidus
  • Cotoneaster ganghobaensis
  • Cotoneaster glomerulatus
  • Cotoneaster harrysmithii
  • Cotoneaster hebephyllus
  • Cotoneaster hillieri
  • Cotoneaster hjelmqvistii
  • Cotoneaster horizontalis
  • Cotoneaster hualiensis
  • Cotoneaster hupehensis
  • Cotoneaster hylmoei
  • Cotoneaster ignescens
  • Cotoneaster incanus
  • Cotoneaster insolitus
  • Cotoneaster integrifolius
  • Cotoneaster kingdonii
  • Cotoneaster kitaibelii
  • Cotoneaster konishii
  • Cotoneaster kweitschoviensis
  • Cotoneaster lacteus
  • Cotoneaster lacteus 'Milkmaid' (v)
  • Cotoneaster laetevirens
  • Cotoneaster lancasteri
  • Cotoneaster lidjiangensis
  • Cotoneaster mairei
  • Cotoneaster marginatus 'Blazovice'
  • Cotoneaster marquandii
  • Cotoneaster meiophyllus
  • Cotoneaster melanocarpus
  • Cotoneaster meuselii
  • Cotoneaster microphyllus var. thymifolius ambig.
  • Cotoneaster mirabilis
  • Cotoneaster morrisonensis
  • Cotoneaster mucronatus
  • Cotoneaster naoujanensis
  • Cotoneaster nepalensis
  • Cotoneaster newryensis
  • Cotoneaster nitens
  • Cotoneaster nohelii
  • Cotoneaster obtusus Wall. ex Lindl.
  • Cotoneaster omissus
  • Cotoneaster parkeri
  • Cotoneaster poluninii
  • Cotoneaster procumbens 'Needham'
  • Cotoneaster procumbens 'Queen of Carpets'
  • Cotoneaster psikangensis
  • Cotoneaster qungbixiensis
  • Cotoneaster raboutensis
  • Cotoneaster rehderi
  • Cotoneaster reticulatus
  • Cotoneaster rokujodaisanensis
  • Cotoneaster roseus
  • Cotoneaster rubens W.W. Sm.
  • Cotoneaster rugosus E. Pritz. ex Diels
  • Cotoneaster salicifolius
  • Cotoneaster salicifolius 'Avonbank'
  • Cotoneaster salwinensis
  • Cotoneaster schantungensis
  • Cotoneaster sengorensis
  • Cotoneaster shansiensis
  • Cotoneaster sherriffii
  • Cotoneaster simonsii
  • Cotoneaster soczavianus
  • Cotoneaster submultiflorus
  • Cotoneaster svenhedinii
  • Cotoneaster tardiflorus
  • Cotoneaster teijiashanensis
  • Cotoneaster thimphuensis
  • Cotoneaster transcaucasicus
  • Cotoneaster turbinatus
  • Cotoneaster vandelaarii
  • Cotoneaster veitchii
  • Cotoneaster vestitus
  • Cotoneaster × suecicus 'Coral Beauty'
  • Cotoneaster × suecicus 'Juliette' (v)
  • Cotoneaster 'Exburiensis'
  • Cotoneaster 'Hybridus Pendulus'
  • Cotoneaster 'Rothschildianus'
  • Cotoneaster 'Seattle'
  • Cotoneaster 'Streib's Findling'
  • Crambe cordifolia
  • Crambe cordifolia 'Morning's Snow'
  • Crambe maritima
  • Crambe orientalis
  • Crataegus arnoldiana
  • Crataegus crus-galli L.
  • Crataegus laevigata 'Paul's Scarlet' (d)
  • Crataegus laevigata 'Punicea'
  • Crataegus laevigata 'Rosea Flore Pleno' (d)
  • Crataegus succulenta 'Jubilee' (PBR)
  • Crataegus × grignonensis
  • Crataegus × lavalleei 'Aurora'
  • Crataegus × lavalleei 'Carrierei'
  • Crinodendron hookerianum
  • Crinodendron hookerianum 'Ada Hoffmann'
  • Crinodendron patagua
  • Crocosmia × crocosmiiflora (Lemoine) N.E. Br. 'George Davison' Davison
  • Crocosmia × crocosmiiflora 'Babylon'
  • Crocosmia × crocosmiiflora 'Emily McKenzie'
  • Crocosmia × crocosmiiflora 'James Coey' J.E. Fitt
  • Crocosmia × crocosmiiflora 'Red King'
  • Crocosmia × crocosmiiflora 'Saracen'
  • Crocosmia × crocosmiiflora 'Voyager'
  • Crocosmia × crocosmiiflora 'Zeal Tan'
  • Crocosmia × crocosmioides 'Castle Ward Late'
  • Crocosmia 'Emberglow'
  • Crocosmia 'Fire King' ambig.
  • Crocosmia 'Hellfire'
  • Crocosmia 'John Boots'
  • Crocosmia 'Jupiter'
  • Crocosmia 'Limpopo'
  • Crocosmia 'Lucifer'
  • Crocosmia 'Mistral'
  • Crocosmia 'Okavango'
  • Crocosmia 'Paul's Best Yellow'
  • Crocosmia 'Phillipa Browne'
  • Crocosmia 'Twilight Fairy Crimson'
  • Cryptomeria japonica 'Atawai'
  • Cryptomeria japonica 'Bandai-sugi'
  • Cryptomeria japonica 'Compressa'
  • Cryptomeria japonica 'Dacrydioides'
  • Cryptomeria japonica 'Dinger'
  • Cryptomeria japonica 'Elegans Compacta'
  • Cryptomeria japonica Elegans Group
  • Cryptomeria japonica 'Jindai-sugi'
  • Cryptomeria japonica 'Little Champion'
  • Cryptomeria japonica 'Little Yoko'
  • Cryptomeria japonica 'Midare'
  • Cryptomeria japonica 'Monstrosa'
  • Cryptomeria japonica 'Mushroom'
  • Cryptomeria japonica 'Pygmaea'
  • Cryptomeria japonica 'Rasen-sugi'
  • Cryptomeria japonica 'Sekkan-sugi'
  • Cryptomeria japonica 'Spiralis'
  • Cryptomeria japonica 'Spiraliter Falcata'
  • Cryptomeria japonica 'Tenzan-sugi'
  • Cryptomeria japonica 'Tsukomo'
  • Cryptomeria japonica 'Vilmoriniana'
  • Cryptomeria japonica 'Yellow Twig'
  • Cucubalus baccifer
  • Cupressus sempervirens Stricta Group
  • Cydonia oblonga 'Meech's Prolific' (F)
  • Cydonia oblonga 'Rea's Mammoth' (F)
  • Cydonia oblonga 'Serbian Gold' (F)
  • Cydonia oblonga 'Smyrna' (F)
  • Cydonia oblonga 'Vranja' Nenadovic (F)
  • Cymbalaria pilosa
  • Cynara cardunculus (Scolymus Group) 'Vert Globe'
  • Cynara cardunculus 'Florist Cardy'
  • Cyrtomium devexiscapulae
  • Cyrtomium falcatum
  • Cyrtomium fortunei
  • Cyrtomium fortunei var. clivicola
  • Cytisus × beanii
  • Cytisus × boskoopii 'Apricot Gem'
  • Cytisus × boskoopii 'Dukaat'
  • Cytisus × boskoopii 'Hollandia'
  • Cytisus × boskoopii 'Windlesham Ruby'
  • Cytisus × boskoopii 'Zeelandia'
  • Cytisus × kewensis
  • Cytisus × kewensis 'Niki'
  • Cytisus 'Boskoop Glory'
  • Cytisus 'Goldfinch'
  • Cytisus 'Lena'
  • Dahlia 'Arabian Night' (D)
  • Dahlia 'Bishop of Lancaster' (Misc)
  • Dahlia 'Bishop of Leicester' (Misc)
  • Dahlia 'Bishop of Llandaff' (P)
  • Dahlia 'Bishop of York' (Misc)
  • Dahlia 'Fascination' (P)
  • Dahlia 'Gallery Art Fair' (PBR) (Gallery Series) (D)
  • Dahlia 'Gallery Rivera' (PBR) (Gallery Series) (D)
  • Dahlia 'Moonfire' (Sin)
  • Daphne albowiana
  • Daphne bholua
  • Daphne bholua 'Jacqueline Postill'
  • Daphne cneorum
  • Daphne gemmata
  • Daphne gemmata 'Royal Crown'
  • Daphne laureola
  • Daphne laureola 'Margaret Mathew'
  • Daphne laureola subsp. philippi
  • Daphne odora Marianni = 'Rogbret' (v)
  • Daphne odora 'Aureomarginata' (v)
  • Daphne odora 'Cameo'
  • Daphne odora f. alba
  • Daphne odora 'Sweet Amethyst' (PBR)
  • Daphne pontica
  • Daphne tangutica
  • Daphne × burkwoodii 'Golden Treasure'
  • Daphne × burkwoodii 'Marjolein' (PBR)
  • Daphne × burkwoodii 'Moonlight Sonata'
  • Daphne × susannae 'Anton Fahndrich'
  • Daphne × transatlantica Eternal Fragrance = 'Blafra' (PBR)
  • Daphne × transatlantica Pink Fragrance = 'Blapink' (PBR)
  • Daphne Perfume Princess = 'Dapjur01'
  • Daphne 'Spring Beauty'
  • Daphne 'Spring Herald'
  • Daphne 'White Queen'
  • Daphniphyllum macropodum
  • Darmera peltata 'Nana'
  • Davidia involucrata
  • Davidia involucrata 'Crimson Spring'
  • Davidia involucrata 'Kylee's Columnar'
  • Davidia involucrata 'Lady Dahlia' (v)
  • Davidia involucrata 'Sonoma'
  • Decaisnea fargesii
  • Decumaria barbara
  • Decumaria barbara 'Vicki'
  • Deinanthe bifida
  • Deinanthe caerulea
  • Delphinium elatum 'Double Innocence' (New Millennium Series) (d)
  • Delphinium elatum 'Morning Lights' (New Millennium Series)
  • Delphinium (Belladonna Group) 'Atlantis'
  • Delphinium (Belladonna Group) 'Casa Blanca'
  • Delphinium (Belladonna Group) 'Cliveden Beauty'
  • Delphinium (Belladonna Group) 'Piccolo'
  • Delphinium (Belladonna Group) 'Völkerfrieden'
  • Delphinium Astolat Group
  • Delphinium Black Knight Group
  • Delphinium 'Blue Lace' (New Millennium Series)
  • Delphinium Cameliard Group
  • Delphinium 'Cha Cha'
  • Delphinium 'Cherry Blossom'
  • Delphinium 'Christel'
  • Delphinium Dusky Maidens Group
  • Delphinium 'Flamenco'
  • Delphinium 'Galahad' (Pacific Hybrid Series)
  • Delphinium 'Gossamer'
  • Delphinium 'Magic Fountains Dark Blue' (Magic Fountains Series)
  • Delphinium 'Magic Fountains Lavender' (Magic Fountains Series)
  • Delphinium 'Molly Buchanan'
  • Delphinium 'Morgentau'
  • Delphinium 'Pagan Purples' (New Millennium Series) (d)
  • Delphinium 'Strawberry Fair'
  • Delphinium 'Sungleam'
  • Delphinium 'Sweet Sensation' (PBR) (Highlander Series) (d)
  • Deschampsia flexuosa 'Tatra Gold'
  • Desfontainia spinosa
  • Desmodium canadense
  • Desmodium elegans
  • Deutzia calycosa 'Dali'
  • Deutzia compacta 'Lavender Time'
  • Deutzia crenata 'Pride of Rochester' (d)
  • Deutzia gracilis
  • Deutzia gracilis 'Nikko'
  • Deutzia multiradiata
  • Deutzia ningpoensis
  • Deutzia pulchra
  • Deutzia scabra 'Plena' (d)
  • Deutzia setchuenensis var. corymbiflora
  • Deutzia × elegantissima 'Fasciculata'
  • Deutzia × hybrida 'Mont Rose'
  • Deutzia × hybrida 'Perle Rose'
  • Deutzia × hybrida 'Strawberry Fields'
  • Deutzia × kalmiiflora
  • Deutzia × rosea Yuki Cherry Blossom = 'Ncdx2'
  • Deutzia × rosea Yuki Snowflake = 'Ncdx1'
  • Deutzia 'Rosea Plena' (d)
  • Dianella caerulea
  • Diascia fetcaniensis
  • Diascia personata
  • Diascia rigescens
  • Diascia Breezee Apple Blossom (Breezee Series)
  • Diascia Breezee Apricot = 'Diaspritwo' (PBR) (Breezee Series)
  • Diascia Breezee Red (Breezee Series)
  • Diascia Breezee Snow = 'Inndiabzsno' (PBR) (Breezee Series)
  • Diascia Little Dancer = 'Pendan' (PBR)
  • Diascia Little Dreamer = 'Pender' (PBR)
  • Diascia Little Drifter = 'Pendrif' (PBR)
  • Diascia Little Maiden = 'Penmaid' (PBR)
  • Diascia Little Tango = 'Pentang' (PBR)
  • Diascia 'Divara Blush' (Divara Series)
  • Diascia 'Divara Deep Red' (Divara Series)
  • Diascia 'Divara Orange' (Divara Series)
  • Diascia 'Divara Pink' (Divara Series)
  • Diascia 'Divara White' (Divara Series)
  • Diascia 'Hopleys'
  • Dicentra cucullaria
  • Dicentra cucullaria 'Pink Punk'
  • Dicentra formosa 'Bacchanal'
  • Dicentra formosa 'Cox's Dark Red'
  • Dicentra formosa 'Langtrees'
  • Dicentra formosa 'Spring Gold'
  • Dicentra formosa 'Spring Magic'
  • Dicentra 'Amore Pink' (Amore Series)
  • Dicentra 'Aurora'
  • Dicentra 'Ivory Hearts' (PBR)
  • Dicentra 'Pearl Drops'
  • Dicentra 'Stuart Boothman'
  • Dierama argyreum
  • Dierama dracomontanum
  • Dierama erectum
  • Dierama igneum
  • Dierama mossii
  • Dierama pauciflorum
  • Dierama pulcherrimum
  • Dierama pulcherrimum 'Blackbird'
  • Dierama pulcherrimum var. album
  • Dierama 'Blackberry Bells'
  • Dierama 'Miranda'
  • Diervilla rivularis Honeybee = 'Diwibru01' (PBR)
  • Diervilla rivularis 'Troja Black'
  • Diervilla sessilifolia 'Butterfly'
  • Diervilla × splendens
  • Diervilla × splendens 'El Madrigal' (PBR)
  • Digitalis grandiflora
  • Digitalis lutea
  • Digitalis parviflora 'Milk Chocolate'
  • Digitalis purpurea f. albiflora
  • Digitalis purpurea 'Pam's Choice'
  • Digitalis purpurea 'Primrose Carousel' (Carousel Series)
  • Digitalis purpurea 'Snow Thimble'
  • Digitalis purpurea 'Sutton's Apricot'
  • Digitalis × mertonensis
  • Digitalis 'Glory of Roundway'
  • Digitalis 'Spice Island'
  • Diospyros hyrcanum
  • Diospyros kaki (F)
  • Diospyros lotus
  • Diospyros rhombifolia
  • Diospyros virginiana (F)
  • Dipelta ventricosa
  • Dipelta yunnanensis
  • Dipsacus fullonum
  • Disporum longistylum 'Green Giant'
  • Disporum sessile 'Variegatum' (v)
  • Disporum smilacinum
  • Distylium myricoides
  • Distylium racemosum
  • Distylium Blue Cascade = 'Piidist-ii'
  • Dodecatheon jeffreyi
  • Dodecatheon meadia
  • Dodecatheon meadia 'Queen Victoria'
  • Dodecatheon pulchellum subsp. pulchellum 'Red Wings'
  • Dodecatheon 'Aphrodite' (PBR)
  • Doellingeria umbellata
  • Doronicum 'Little Leo'
  • Dryopteris affinis (Polydactyla Group) 'Polydactyla Dadds'
  • Dryopteris affinis 'Crispa Gracilis'
  • Dryopteris affinis 'Cristata'
  • Dryopteris affinis 'Pinderi'
  • Dryopteris atrata (Wall. ex Kunze) Ching
  • Dryopteris buschiana
  • Dryopteris carthusiana
  • Dryopteris championii
  • Dryopteris coreanomontana
  • Dryopteris crassirhizoma
  • Dryopteris dilatata 'Crispa Whiteside'
  • Dryopteris dilatata 'Recurvata'
  • Dryopteris erythrosora
  • Dryopteris erythrosora var. prolifica
  • Dryopteris filix-mas 'Barnesii'
  • Dryopteris filix-mas 'Linearis Polydactyla'
  • Dryopteris goldieana
  • Dryopteris kuratae
  • Dryopteris ludoviciana
  • Dryopteris marginalis
  • Dryopteris sieboldii
  • Dryopteris stewartii
  • Dryopteris tokyoensis
  • Dryopteris wallichiana
  • Dryopteris wallichiana Jurassic Gold = 'Hollasic'
  • Echeveria 'Black Knight'
  • Echeveria 'Imbricata'
  • Echinacea purpurea 'Baby Swan Pink'
  • Echinacea purpurea 'Baby Swan White'
  • Echinacea purpurea 'Fatal Attraction' (PBR)
  • Echinacea purpurea 'Fragrant Angel' (PBR)
  • Echinacea purpurea 'Green Jewel' (PBR)
  • Echinacea purpurea 'Hope' (PBR)
  • Echinacea purpurea 'Kim's Knee High' (PBR)
  • Echinacea purpurea 'Kim's Mop Head'
  • Echinacea purpurea 'Magnus'
  • Echinacea purpurea 'Red Knee High' (PBR)
  • Echinacea purpurea 'Rubinglow'
  • Echinacea purpurea 'Rubinstern'
  • Echinacea purpurea 'Ruby Giant'
  • Echinacea purpurea 'The King'
  • Echinacea purpurea 'White Swan'
  • Echinacea Postman = 'Post301' (PBR) (Butterfly Series)
  • Echinacea 'Butterfly Kisses' (PBR) (Cone-fections Series) (d)
  • Echinacea 'Cleopatra' (PBR) (Butterfly Series)
  • Echinacea 'Green Envy' (PBR)
  • Echinacea 'Greenline' (PBR)
  • Echinacea 'Hot Lava' (PBR)
  • Echinacea 'Solar Flare' (PBR) (Big Sky Series)
  • Echinacea 'Sundown' (PBR) (Big Sky Series)
  • Echinops bannaticus 'Blue Glow'
  • Echinops bannaticus 'Star Frost'
  • Echinops bannaticus 'Taplow Blue'
  • Echinops ritro subsp. ruthenicus 'Platinum Blue'
  • Echinops ritro 'Veitch's Blue'
  • Echinops sphaerocephalus 'Arctic Glow'
  • Echinops tjanschanicus
  • Echium pininana
  • Echium wildpretii
  • Edgeworthia chrysantha
  • Edgeworthia chrysantha 'Grandiflora'
  • Edgeworthia chrysantha 'Winter Liebe'
  • Elaeagnus commutata 'Aurea'
  • Elaeagnus commutata 'Zempin'
  • Elaeagnus multiflora
  • Elaeagnus pungens 'Dicksonii' (v)
  • Elaeagnus pungens 'Frederici' (v)
  • Elaeagnus pungens 'Hosoba-fukurin' (v)
  • Elaeagnus pungens 'Maculata' (v)
  • Elaeagnus umbellata
  • Elaeagnus umbellata 'Amber' (F)
  • Elaeagnus umbellata 'Red Cascade' (F)
  • Elaeagnus umbellata 'Ruby' (F)
  • Elaeagnus umbellata var. borealis 'Polar Lights'
  • Elaeagnus × submacrophylla
  • Elaeagnus × submacrophylla Maryline = 'Abrela'
  • Elaeagnus × submacrophylla 'Gilt Edge' (v)
  • Elaeagnus × submacrophylla 'Limelight' (v)
  • Elaeagnus × submacrophylla 'Svelte Edge'
  • Elaeagnus × submacrophylla 'Viveleg' (PBR) (v)
  • Elaeagnus 'Quicksilver'
  • Eleutherococcus sieboldianus 'Variegatus' (v)
  • Elsholtzia stauntonii
  • Elymus magellanicus
  • Enkianthus campanulatus
  • Enkianthus campanulatus 'Miyama-beni'
  • Enkianthus campanulatus 'Pagoda'
  • Enkianthus campanulatus 'Red Bells'
  • Enkianthus campanulatus 'Red Velvet'
  • Enkianthus campanulatus 'Ruby Glow'
  • Enkianthus campanulatus 'Showy Lantern'
  • Enkianthus campanulatus 'Sinsetu'
  • Enkianthus campanulatus var. campanulatus f. albiflorus
  • Enkianthus campanulatus var. palibinii
  • Enkianthus campanulatus var. sikokianus
  • Enkianthus campanulatus 'Venus'
  • Enkianthus campanulatus 'Victoria'
  • Enkianthus campanulatus 'Wallaby'
  • Enkianthus cernuus f. rubens
  • Epimedium acuminatum
  • Epimedium brachyrrhizum
  • Epimedium davidii
  • Epimedium franchetii 'Brimstone Butterfly'
  • Epimedium grandiflorum
  • Epimedium grandiflorum 'Elfenkönigin'
  • Epimedium grandiflorum 'Koji'
  • Epimedium grandiflorum 'Lilafee'
  • Epimedium grandiflorum 'Purple Pixie' (PBR)
  • Epimedium grandiflorum 'Yubae'
  • Epimedium leptorrhizum
  • Epimedium perralderianum 'Weihenstephan'
  • Epimedium pubigerum
  • Epimedium × cantabrigiense
  • Epimedium × perralchicum
  • Epimedium × perralchicum 'Fröhnleiten'
  • Epimedium × rubrum
  • Epimedium × setosum
  • Epimedium × versicolor 'Sulphureum'
  • Epimedium × warleyense
  • Epimedium × warleyense 'Orangekönigin'
  • Epimedium × youngianum 'Merlin'
  • Epimedium × youngianum 'Niveum'
  • Epimedium × youngianum 'Roseum'
  • Epimedium 'Akebono'
  • Epimedium 'Amber Queen' (PBR)
  • Epimedium 'Black Sea'
  • Epimedium 'Enchantress'
  • Epimedium 'Little Shrimp'
  • Epimedium 'Pink Elf' (PBR)
  • Epimedium 'Sasaki'
  • Epimedium 'Shiho'
  • Epimedium 'Spine Tingler'
  • Eranthis hyemalis Cilicica Group
  • Eremurus himalaicus
  • Eremurus robustus
  • Eremurus stenophyllus
  • Eremurus × isabellinus 'Cleopatra'
  • Eremurus × isabellinus 'Pinokkio'
  • Eremurus × isabellinus Ruiter hybrids
  • Eremurus 'Joanna'
  • Eremurus 'Lemon Fizz'
  • Eremurus 'Pink Fizz'
  • Eremurus 'Pink Persuasion'
  • Eremurus 'Rumba'
  • Eremurus 'Tap Dance'
  • Eremurus 'White Sensation'
  • Erigeron glaucus 'Albus'
  • Erigeron glaucus 'Sea Breeze'
  • Erigeron karvinskianus
  • Erigeron karvinskianus 'Stallone'
  • Erigeron 'Azurfee'
  • Erigeron 'Dunkelste Aller'
  • Erigeron 'Rosa Juwel'
  • Eriobotrya japonica (F)
  • Erodium castellanum
  • Erodium chrysanthum
  • Erodium guttatum (Desf.) Willd.
  • Erodium manescavii
  • Erodium 'Stephanie'
  • Eryngium agavifolium
  • Eryngium alpinum 'Blue Star'
  • Eryngium bourgatii
  • Eryngium bourgatii Picos Amethyst = 'Mackpam' (PBR)
  • Eryngium bourgatii Graham Stuart Thomas's selection
  • Eryngium bourgatii 'Oxford Blue'
  • Eryngium bourgatii 'Picos Blue' (PBR)
  • Eryngium giganteum
  • Eryngium giganteum 'Silver Ghost'
  • Eryngium horridum ambig.
  • Eryngium planum Magical Anita = 'Kolmanita' (PBR) (Magical Series)
  • Eryngium planum Magical Blue Globe = 'Kolmaglo' (Magical Series)
  • Eryngium planum Magical Blue Lagoon = 'Kolmblula' (PBR) (Magical Series)
  • Eryngium planum Magical Purple Falls = 'Kolmapufa' (PBR) (Magical Series)
  • Eryngium planum Magical Silver = 'Kolmagsil' (PBR) (Magical Series)
  • Eryngium planum Magical Symphony = 'Kolmasy' (Magical Series)
  • Eryngium planum Magical White Falls = 'Kolmwhifal' (Magical Series)
  • Eryngium planum 'Blauer Zwerg'
  • Eryngium planum 'Blaukappe'
  • Eryngium planum 'Blue Glitter'
  • Eryngium planum 'Blue Hobbit'
  • Eryngium planum 'Jade Frost' (PBR) (v)
  • Eryngium planum 'Naughty Jackpot' (v)
  • Eryngium planum 'Tiny Jackpot'
  • Eryngium variifolium
  • Eryngium × oliverianum
  • Eryngium × tripartitum
  • Eryngium × zabelii 'Big Blue'
  • Eryngium × zabelii 'Donard Variety'
  • Eryngium × zabelii 'Jos Eijking'
  • Eryngium × zabelii 'Neptune's Gold' (PBR)
  • Eryngium × zabelii 'Violetta'
  • Erysimum 'Apricot Twist'
  • Erysimum 'Bowles's Mauve'
  • Erysimum 'Constant Cheer'
  • Erysimum 'Gogh's Gold' (Artist Series)
  • Erysimum 'Night Skies' (Sky Series)
  • Erysimum 'Plant World Lemon'
  • Erysimum 'Sweet Sorbet'
  • Erysimum 'Winter Passion'
  • Erythronium dens-canis 'Old Aberdeen'
  • Erythronium dens-canis 'Rose Queen'
  • Erythronium dens-canis 'Snowflake'
  • Erythronium 'Kondo'
  • Erythronium 'Pagoda'
  • Escallonia laevis
  • Escallonia laevis 'Gold Ellen' (v)
  • Escallonia 'Apple Blossom'
  • Escallonia 'Donard Radiance'
  • Escallonia 'Donard Star'
  • Escallonia 'Donard White'
  • Escallonia 'Edinensis'
  • Escallonia 'Iveyi'
  • Escallonia 'Pink Carpet'
  • Escallonia 'Red Knight'
  • Eucalyptus gunnii
  • Eucalyptus gunnii Azura = 'Cagire' (PBR)
  • Eucommia ulmoides
  • Eucryphia cordifolia
  • Eucryphia lucida
  • Eucryphia lucida 'Ballerina'
  • Eucryphia lucida 'Pink Cloud'
  • Eucryphia lucida 'Spring Glow' (v)
  • Eucryphia × intermedia
  • Eucryphia × intermedia 'Rostrevor'
  • Eucryphia × nymansensis 'Nymansay'
  • Eucryphia 'Penwith' ambig.
  • Euonymus alatus
  • Euonymus alatus 'Blade Runner'
  • Euonymus alatus 'Compactus'
  • Euonymus alatus 'Silver Cloud'
  • Euonymus americanus
  • Euonymus bungeanus 'Dart's Pride'
  • Euonymus bungeanus 'Fireflame'
  • Euonymus bungeanus var. semipersistens
  • Euonymus carnosus 'Belmonte'
  • Euonymus carnosus 'Red Wine'
  • Euonymus carnosus 'Trompenburg Lustre'
  • Euonymus europaeus
  • Euonymus europaeus 'Brilliant'
  • Euonymus europaeus f. albus
  • Euonymus europaeus 'Red Cascade'
  • Euonymus europaeus 'Scarlet Wonder'
  • Euonymus europaeus var. intermedius
  • Euonymus fortunei Goldy = 'Waldbolwi' (PBR)
  • Euonymus fortunei 'Emerald Gaiety' (v)
  • Euonymus fortunei 'Emerald 'n' Gold' (v)
  • Euonymus fortunei 'Hort's Blaze'
  • Euonymus fortunei 'Wolong Ghost'
  • Euonymus grandiflorus Wall.
  • Euonymus hamiltonianus 'Fiesta'
  • Euonymus hamiltonianus 'Indian Summer'
  • Euonymus hamiltonianus 'Koi Boy'
  • Euonymus hamiltonianus 'Miss Pinkie'
  • Euonymus hamiltonianus 'Red Elf'
  • Euonymus hamiltonianus 'Rising Sun'
  • Euonymus japonicus 'Francien' (v)
  • Euonymus japonicus 'Gold Queen'
  • Euonymus japonicus 'Green Spire'
  • Euonymus japonicus 'Kathy' (PBR)
  • Euonymus japonicus 'Microphyllus Aureovariegatus' (v)
  • Euonymus japonicus 'Ovatus Aureus' (v)
  • Euonymus japonicus 'Silver Krista' (v)
  • Euonymus kiautschovicus 'Berry Hill'
  • Euonymus kiautschovicus 'Manhattan'
  • Euonymus myrianthus
  • Euonymus nanus
  • Euonymus nanus var. turkestanicus
  • Euonymus oxyphyllus
  • Euonymus oxyphyllus 'Waasland'
  • Euonymus phellomanus
  • Euonymus planipes
  • Euonymus planipes 'Sancho'
  • Euonymus sanguineus
  • Euonymus verrucosus
  • Euonymus wilsonii
  • Euonymus Pierrolino = 'Heespierrolino' (PBR)
  • Eupatorium cannabinum f. cannabinum 'Flore Pleno' (d)
  • Eupatorium dubium 'Baby Joe' (PBR)
  • Eupatorium fistulosum f. albidum 'Bartered Bride'
  • Eupatorium fortunei 'Pink Elegance' (v)
  • Eupatorium maculatum
  • Eupatorium maculatum (Atropurpureum Group) 'Gateway'
  • Eupatorium maculatum (Atropurpureum Group) 'Phantom' (PBR)
  • Eupatorium maculatum (Atropurpureum Group) 'Red Dwarf'
  • Eupatorium maculatum (Atropurpureum Group) 'Riesenschirm'
  • Eupatorium maculatum Atropurpureum Group
  • Eupatorium perfoliatum
  • Eupatorium 'Mask'
  • Euphorbia amygdaloides 'Purpurea'
  • Euphorbia amygdaloides var. robbiae
  • Euphorbia characias Silver Swan = 'Wilcott' (PBR) (v)
  • Euphorbia characias 'Black Pearl'
  • Euphorbia characias 'Blue Wonder'
  • Euphorbia characias 'Glacier Blue' (PBR) (v)
  • Euphorbia characias 'Portuguese Velvet'
  • Euphorbia characias 'Silver Edge' (v)
  • Euphorbia characias subsp. characias
  • Euphorbia characias subsp. characias 'Humpty Dumpty'
  • Euphorbia characias subsp. wulfenii
  • Euphorbia characias subsp. wulfenii 'Lambrook Gold'
  • Euphorbia characias subsp. wulfenii Margery Fish Group
  • Euphorbia characias subsp. wulfenii 'Purple and Gold'
  • Euphorbia characias subsp. wulfenii 'Shorty'
  • Euphorbia characias 'Tasmanian Tiger' (PBR) (v)
  • Euphorbia corallioides
  • Euphorbia cornigera
  • Euphorbia cyparissias
  • Euphorbia cyparissias 'Fens Ruby'
  • Euphorbia cyparissias 'Orange Man'
  • Euphorbia deflexa
  • Euphorbia dulcis 'Chameleon'
  • Euphorbia epithymoides
  • Euphorbia epithymoides 'Bonfire' (PBR)
  • Euphorbia epithymoides 'First Blush' (v)
  • Euphorbia griffithii 'Dixter'
  • Euphorbia griffithii 'Fireglow'
  • Euphorbia griffithii 'King's Caple'
  • Euphorbia griffithii 'Wickstead'
  • Euphorbia jacquemontii
  • Euphorbia lathyris
  • Euphorbia mellifera
  • Euphorbia myrsinites
  • Euphorbia oblongata
  • Euphorbia palustris
  • Euphorbia palustris 'Teichlaterne'
  • Euphorbia palustris 'Walenburg's Glorie'
  • Euphorbia pithyusa subsp. cupanii 'Ponte Leccia'
  • Euphorbia schillingii
  • Euphorbia sikkimensis
  • Euphorbia stygiana
  • Euphorbia stygiana subsp. santamariae
  • Euphorbia valdevillosocarpa
  • Euphorbia wallichii ambig.
  • Euphorbia × gayeri 'Betten'
  • Euphorbia × martini
  • Euphorbia × martini 'Ascot Rainbow' (PBR) (v)
  • Euphorbia × martini 'Baby Charm'
  • Euphorbia × martini 'Rudolph' (PBR)
  • Euphorbia × pasteurii 'John Phillips'
  • Euphorbia Blackbird = 'Nothowlee' (PBR)
  • Euphorbia Excalibur = 'Froeup' (PBR)
  • Euphorbia Kalipso = 'Innkalff'
  • Euphorbia Redwing = 'Charam' (PBR)
  • Euphorbia 'Jessie'
  • Euphorbia 'Velvet Ruby'
  • Euptelea pleiosperma
  • Euptelea polyandra
  • Eurybia divaricata
  • Eurybia divaricata 'Tradescant'
  • Eurybia macrophylla
  • Eurybia radula
  • Eurybia radula 'August Sky'
  • Eurybia × herveyi
  • Exochorda giraldii var. wilsonii
  • Exochorda korolkowii
  • Exochorda racemosa
  • Exochorda racemosa Magical Springtime = 'Kolmasprit'
  • Exochorda serratifolia 'Snow White'
  • Exochorda × macrantha 'Niagara' (PBR)
  • Exochorda × macrantha 'The Bride'
  • Fagus sylvatica (Atropurpurea Group) 'Riversii'
  • Fagus sylvatica 'Dawyck'
  • Fagus sylvatica 'Dawyck Gold'
  • Fagus sylvatica 'Dawyck Purple'
  • Fagus sylvatica 'Purple Fountain'
  • Fagus sylvatica 'Rohan Weeping'
  • Fagus sylvatica 'Tricolor' (v)
  • Fagus sylvatica var. heterophylla 'Aspleniifolia'
  • Fargesia denudata
  • Fargesia dracocephala
  • Fargesia murielae 'Bimbo'
  • Fargesia murielae 'Joy'
  • Fargesia murielae 'Jumbo'
  • Fargesia murielae 'Simba'
  • Fargesia nitida 'Great Wall'
  • Fargesia nitida 'Jiuzhaigou Genf'
  • Fargesia robusta
  • Fargesia robusta 'Asian Wonder'
  • Fargesia robusta 'Campbell'
  • Fargesia robusta 'Wolong'
  • Fargesia rufa
  • Fargesia from Jiuzhaigou, China
  • Fatsia japonica
  • Fatsia polycarpa Green Fingers
  • Felicia rosulata
  • Festuca gautieri 'Pic Carlit'
  • Festuca glauca 'Azurit'
  • Festuca glauca 'Blaufuchs'
  • Festuca glauca 'Elijah Blue'
  • Festuca glauca 'Golden Toupee'
  • Ficaria verna Aurantiaca Group
  • Ficaria verna 'Brazen Hussy'
  • Ficaria verna 'Collarette' (d)
  • Ficaria verna 'Dusky Maiden'
  • Ficaria verna 'Hyde Hall'
  • Ficus carica 'Adam' (F)
  • Ficus carica 'Brown Turkey' (F)
  • Ficus carica 'Brunswick' (F)
  • Ficus carica 'Ice Crystal' (F)
  • Ficus carica 'Panachée' (F)
  • Ficus carica 'Précoce de Dalmatie' (F)
  • Ficus carica 'Violette Dauphine' (F)
  • Ficus carica 'White Adriatic' (F)
  • Filipendula camtschatica
  • Filipendula multijuga
  • Filipendula palmata 'Göteborg'
  • Filipendula purpurea 'Plena' (d)
  • Filipendula rubra 'Venusta'
  • Filipendula ulmaria 'Aurea'
  • Filipendula ulmaria 'Variegata' (v)
  • Filipendula vulgaris 'Multiplex' (d)
  • Filipendula 'Kahome'
  • Forsythia suspensa 'Nymans'
  • Forsythia viridissima Citrus Swizzle = 'Mckcitrine' (PBR)
  • Forsythia viridissima var. koreana 'Kumsom' (v)
  • Forsythia viridissima 'Weber's Bronx'
  • Forsythia × intermedia Minigold = 'Flojor'
  • Forsythia × intermedia Week End = 'Courtalyn'
  • Forsythia × intermedia 'Goldrausch'
  • Forsythia × intermedia 'Nimbus' (PBR)
  • Forsythia Marée d'Or = 'Courtasol'
  • Forsythia 'Arnold Dwarf'
  • Forsythia 'Beatrix Farrand' K. Sax
  • Forsythia 'Fiesta' (v)
  • Forsythia 'Kanarek'
  • Fothergilla gardenii
  • Fothergilla gardenii 'Blue Mist'
  • Fothergilla gardenii 'Carolina'
  • Fothergilla gardenii 'Suzanne'
  • Fothergilla gardenii 'Zundert'
  • Fothergilla major
  • Fothergilla × intermedia Beaver Creek = 'Klmtwo'
  • Fothergilla × intermedia 'Blue Shadow'
  • Fothergilla × intermedia 'Mount Airy'
  • Fothergilla × intermedia 'Red Licorice'
  • Fothergilla × intermedia 'Sea Spray'
  • Fothergilla × intermedia 'Windy City'
  • Fragaria × ananassa Pink Panda = 'Frel' (F)
  • Fragaria 'Lipstick'
  • Frangula alnus 'Aspleniifolia'
  • Frangula alnus 'Ron Williams'
  • Fremontodendron californicum
  • Fritillaria camschatcensis
  • Fritillaria elwesii
  • Fritillaria imperialis 'Aurora'
  • Fritillaria imperialis 'Double Gold' (d)
  • Fritillaria imperialis 'Garland Star'
  • Fritillaria imperialis 'Helena'
  • Fritillaria imperialis 'Maxima Lutea'
  • Fritillaria imperialis 'Rubra'
  • Fritillaria imperialis 'Sunset'
  • Fritillaria imperialis 'William Rex'
  • Fritillaria meleagris
  • Fritillaria meleagris var. unicolor subvar. alba
  • Fritillaria persica
  • Fritillaria persica 'Green Dreams'
  • Fritillaria persica 'Ivory Bells'
  • Fritillaria persica 'Twin Towers Tribute'
  • Fritillaria raddeana
  • Fuchsia magellanica 'Lady Bacon'
  • Fuchsia magellanica var. gracilis 'Versicolor' (v)
  • Fuchsia 'Alice Hoffman' (d)
  • Fuchsia 'Army Nurse' (d)
  • Fuchsia 'Chillerton Beauty'
  • Fuchsia 'Genii'
  • Fuchsia 'Hawkshead'
  • Fuchsia 'Lady Boothby'
  • Fuchsia 'Lady Thumb' (d)
  • Fuchsia 'Madame Cornélissen' (d)
  • Fuchsia 'Mrs Popple'
  • Fuchsia 'Riccartonii'
  • Fuchsia 'Tom Thumb'
  • Gaillardia × grandiflora Mesa Red = 'Pas953516' (Mesa Series)
  • Gaillardia × grandiflora 'Burgunder'
  • Gaillardia × grandiflora 'Celebration' (PBR)
  • Gaillardia × grandiflora 'Kobold'
  • Galatella linosyris
  • Galatella sedifolia 'Nana'
  • Galium odoratum
  • Garrya elliptica (m)
  • Garrya elliptica 'James Roof' (m)
  • Garrya × thuretii
  • Gaultheria miqueliana
  • Gaultheria mucronata 'Bell's Seedling' (f/m)
  • Gaultheria mucronata 'Signaal' (f)
  • Gaultheria shallon
  • Gaultheria × wisleyensis 'Wisley Pearl'
  • Genista hispanica
  • Genista horrida
  • Genista lydia
  • Genista pilosa var. minor
  • Genista tinctoria 'Royal Gold'
  • Gentiana acaulis
  • Gentiana acaulis 'Luna' (PBR)
  • Gentiana acaulis 'Rannoch'
  • Gentiana asclepiadea
  • Gentiana asclepiadea 'Alba'
  • Gentiana asclepiadea 'Knightshayes'
  • Gentiana cruciata
  • Gentiana dahurica
  • Gentiana lutea
  • Gentiana pneumonanthe
  • Gentiana sino-ornata 'Weisser Traum'
  • Gentiana verna 'Alba'
  • Gentiana 'Blue Magic' (PBR)
  • Gentiana 'Diana' (PBR)
  • Gentiana 'Eugen's Allerbester' (d)
  • Gentiana 'Little Diamond' (PBR)
  • Geranium caeruleatum
  • Geranium cinereum 'Sateene' (PBR)
  • Geranium clarkei (Purple-flowered Group) 'Kashmir Purple'
  • Geranium clarkei 'Kashmir White'
  • Geranium dalmaticum
  • Geranium erianthum
  • Geranium gymnocaulon
  • Geranium hayatanum
  • Geranium himalayense 'Baby Blue'
  • Geranium himalayense 'Derrick Cook'
  • Geranium himalayense 'Irish Blue'
  • Geranium himalayense 'Plenum' (d)
  • Geranium ibericum Cav. 'Ushguli Grijs'
  • Geranium ibericum subsp. jubatum 'White Zigana'
  • Geranium koreanum ambig.
  • Geranium krameri
  • Geranium macrorrhizum 'Bevan's Variety'
  • Geranium macrorrhizum 'Czakor'
  • Geranium macrorrhizum 'Ingwersen's Variety'
  • Geranium macrorrhizum 'Montasch'
  • Geranium macrorrhizum 'Olympos'
  • Geranium macrorrhizum 'Pindus'
  • Geranium macrorrhizum 'Prionia'
  • Geranium macrorrhizum 'Snow Sprite'
  • Geranium macrorrhizum 'Spessart'
  • Geranium macrorrhizum 'White-Ness'
  • Geranium maculatum
  • Geranium maculatum 'Beth Chatto'
  • Geranium maculatum 'Elizabeth Ann' (PBR)
  • Geranium maculatum 'Espresso'
  • Geranium maculatum f. albiflorum
  • Geranium maculatum 'Spring Purple'
  • Geranium maculatum 'Vickie Lynn'
  • Geranium nodosum
  • Geranium nodosum 'Clos de Coudray'
  • Geranium nodosum 'Silverwood'
  • Geranium nodosum 'Simon'
  • Geranium nodosum 'Swish Purple'
  • Geranium palustre
  • Geranium peloponnesiacum
  • Geranium phaeum
  • Geranium phaeum 'Album'
  • Geranium phaeum 'Golden Spring'
  • Geranium phaeum 'Lily Lovell'
  • Geranium phaeum 'Margaret Wilson' (v)
  • Geranium phaeum 'Raven'
  • Geranium phaeum 'Rose Madder'
  • Geranium phaeum 'Shadowlight'
  • Geranium phaeum 'Springtime' (PBR)
  • Geranium phaeum var. phaeum 'Samobor'
  • Geranium phaeum 'Walküre'
  • Geranium platypetalum 'Turco'
  • Geranium pratense (Victor Reiter Group) Black Beauty = 'Nodbeauty' (PBR)
  • Geranium pratense (Victor Reiter Group) 'Kaya'
  • Geranium pratense (Victor Reiter Group) 'Midnight Reiter'
  • Geranium pratense 'Double Jewel' (d)
  • Geranium pratense 'Else Lacey' (d)
  • Geranium pratense 'Himalayanum'
  • Geranium pratense 'Hocus Pocus'
  • Geranium pratense 'Marshmallow'
  • Geranium pratense 'Milou'
  • Geranium pratense 'Mrs Kendall Clark'
  • Geranium pratense 'Purple Ghost'
  • Geranium pratense 'Striatum'
  • Geranium pratense var. pratense f. albiflorum 'Galactic'
  • Geranium pratense var. pratense f. albiflorum 'Laura' (PBR) (d)
  • Geranium pratense var. pratense f. albiflorum 'Plenum Album' (d)
  • Geranium psilostemon
  • Geranium psilostemon 'Bressingham Flair'
  • Geranium psilostemon 'Catherine Deneuve' (PBR)
  • Geranium psilostemon 'Madelon'
  • Geranium rectum
  • Geranium renardii
  • Geranium renardii 'Tcschelda'
  • Geranium rivulare
  • Geranium sanguineum Alan Bloom = 'Bloger'
  • Geranium sanguineum 'Album'
  • Geranium sanguineum 'Ankum's Pride'
  • Geranium sanguineum 'Apfelblüte'
  • Geranium sanguineum 'Aviemore'
  • Geranium sanguineum 'Canon Miles'
  • Geranium sanguineum 'Cedric Morris'
  • Geranium sanguineum 'Elsbeth'
  • Geranium sanguineum 'Feu d'Automne'
  • Geranium sanguineum 'Glenluce'
  • Geranium sanguineum 'Max Frei'
  • Geranium sanguineum 'New Hampshire Purple'
  • Geranium sanguineum 'Pink Pouffe'
  • Geranium sanguineum 'Shepherd's Warning'
  • Geranium sanguineum 'Shooting Star'
  • Geranium sanguineum var. striatum
  • Geranium shikokianum
  • Geranium soboliferum
  • Geranium soboliferum 'Starman'
  • Geranium subcaulescens
  • Geranium sylvaticum 'Album'
  • Geranium sylvaticum 'Amy Doncaster'
  • Geranium sylvaticum 'Birch Lilac'
  • Geranium sylvaticum f. roseum
  • Geranium sylvaticum 'Mayflower'
  • Geranium versicolor
  • Geranium wallichianum Havana Blues = 'Noorthava' (PBR)
  • Geranium wallichianum 'Pink Buxton'
  • Geranium wlassovianum
  • Geranium wlassovianum from Crûg Farm
  • Geranium wlassovianum 'Zeppelin'
  • Geranium × cantabrigiense
  • Geranium × cantabrigiense 'Berggarten'
  • Geranium × cantabrigiense 'Biokovo'
  • Geranium × cantabrigiense 'Karmina'
  • Geranium × cantabrigiense 'Westray' (PBR)
  • Geranium × johnsonii 'Johnson's Blue'
  • Geranium × magnificum 'Blue Blood'
  • Geranium × magnificum 'Rosemoor'
  • Geranium × monacense var. anglicum
  • Geranium × oxonianum 'A.T. Johnson'
  • Geranium × oxonianum 'Beholder's Eye'
  • Geranium × oxonianum 'Breckland Sunset'
  • Geranium × oxonianum 'Claridge Druce'
  • Geranium × oxonianum 'Hollywood'
  • Geranium × oxonianum 'Katherine Adele'
  • Geranium × oxonianum 'Lace Time'
  • Geranium × oxonianum 'Maurice Moka'
  • Geranium × oxonianum 'Rose Clair'
  • Geranium × oxonianum 'Wageningen'
  • Geranium × oxonianum 'Walter's Gift'
  • Geranium × oxonianum 'Wargrave Pink'
  • Geranium × oxonianum 'Winscombe'
  • Geranium (Cinereum Group) Jolly Jewel Night = 'Noortnight' (PBR)
  • Geranium (Cinereum Group) Jolly Jewel Red = 'Noortimpred'
  • Geranium (Cinereum Group) 'Alice' (PBR)
  • Geranium (Cinereum Group) 'Ballerina'
  • Geranium (Cinereum Group) 'Lizabeth' (PBR)
  • Geranium Blue Sunrise = 'Blogold' (PBR)
  • Geranium Dragon Heart = 'Bremdra' (PBR)
  • Geranium Dreamland = 'Bremdream' (PBR)
  • Geranium Patricia = 'Brempat'
  • Geranium Rozanne = 'Gerwat' (PBR)
  • Geranium Sabani Blue = 'Bremigo' (PBR)
  • Geranium Summer Skies = 'Gernic' (PBR) (d)
  • Geranium 'Ann Folkard'
  • Geranium 'Bertie Crûg'
  • Geranium 'Blue Boy'
  • Geranium 'Blue Cloud'
  • Geranium 'Blushing Turtle' (PBR)
  • Geranium 'Bob's Blunder'
  • Geranium 'Brookside'
  • Geranium 'Chantilly'
  • Geranium 'Dilys'
  • Geranium 'Dusky Rose'
  • Geranium 'Elke'
  • Geranium 'Eureka Blue'
  • Geranium 'Ivan'
  • Geranium 'Jean Armour'
  • Geranium 'Joy'
  • Geranium 'Kashmir Blue'
  • Geranium 'Kashmir Pink'
  • Geranium 'Khan'
  • Geranium 'Lakwijk Star'
  • Geranium 'Lilac Ice'
  • Geranium 'Little David'
  • Geranium 'Mavis Simpson'
  • Geranium 'Nicola'
  • Geranium 'Nimbus'
  • Geranium 'Orion'
  • Geranium 'Philippe Vapelle'
  • Geranium 'Pink Penny'
  • Geranium 'Prelude'
  • Geranium 'Red Admiral'
  • Geranium 'Salome'
  • Geranium 'Shocking Blue'
  • Geranium 'Sirak'
  • Geranium 'Spinners'
  • Geranium 'Stephanie'
  • Geranium 'Sweet Heidy' (PBR)
  • Geranium 'Tanya Rendall' (PBR)
  • Geranium 'Terre Franche'
  • Geranium 'Tiny Monster'
  • Geum bulgaricum
  • Geum capense
  • Geum coccineum 'Cooky'
  • Geum coccineum 'Eos'
  • Geum magellanicum
  • Geum rivale 'Album'
  • Geum rivale 'Leonard's Variety'
  • Geum rivale 'Snowflake'
  • Geum × intermedium
  • Geum Scarlet Tempest = 'Macgeu001' (PBR) (Tempest Series)
  • Geum 'Alabama Slammer' (Cocktails Series)
  • Geum 'Beech House Apricot'
  • Geum 'Bell Bank'
  • Geum 'Borisii'
  • Geum 'Cosmopolitan' (Cocktails Series)
  • Geum 'Diana'
  • Geum 'Farmer John Cross'
  • Geum 'Feuermeer'
  • Geum 'Fire Storm' (PBR)
  • Geum 'Fireball'
  • Geum 'Flame'
  • Geum 'Flames of Passion' (PBR)
  • Geum 'Georgenberg'
  • Geum 'Gimlet' (Cocktails Series)
  • Geum 'Hilltop Beacon' (d)
  • Geum 'Karlskaer'
  • Geum 'Lady Stratheden' (d)
  • Geum 'Lemon Drops'
  • Geum 'Lionel Cox'
  • Geum 'Lisanne'
  • Geum 'Mai Tai' (PBR) (Cocktails Series)
  • Geum 'Mango Lassi'
  • Geum 'Marmalade'
  • Geum 'Mrs J. Bradshaw' (d)
  • Geum 'Mrs W. Moore'
  • Geum 'Pink Frills'
  • Geum 'Primrose'
  • Geum 'Prinses Juliana'
  • Geum 'Stacey's Sunrise'
  • Geum 'Totally Tangerine' (PBR)
  • Geum 'Two Tone Pearl' (Censation Series) (d)
  • Gillenia trifoliata
  • Gillenia trifoliata 'Pink Profusion'
  • Ginkgo biloba
  • Ginkgo biloba 'Baldii'
  • Ginkgo biloba 'Beijing Gold'
  • Ginkgo biloba 'Clica'
  • Ginkgo biloba 'Mariken'
  • Ginkgo biloba 'Robbie's Twist'
  • Ginkgo biloba 'Roswitha' (v)
  • Ginkgo biloba 'Tubifolia'
  • Gladiolus communis subsp. byzantinus
  • Gladiolus 'Halley' (N)
  • Gladiolus 'Impressive' (N)
  • Gladiolus 'Ruby' (papilio hybrid)
  • Gladiolus 'The Bride'
  • Glandora prostrata 'Heavenly Blue'
  • Glandora prostrata 'Star' (PBR)
  • Gleditsia japonica
  • Gleditsia triacanthos f. inermis 'Sunburst'
  • Griselinia littoralis 'Bantry Bay' (v)
  • Griselinia littoralis 'Green Jewel' (v)
  • Griselinia littoralis 'Variegata' (v)
  • Gunnera manicata
  • Gymnocarpium dryopteris 'Plumosum'
  • Gypsophila paniculata 'Bristol Fairy' (d)
  • Gypsophila paniculata 'Flamingo' (d)
  • Hakonechloa macra SunFlare = 'Habsfl007'
  • Hakonechloa macra 'Albovariegata' (v)
  • Hakonechloa macra 'All Gold'
  • Hakonechloa macra 'Beni-kaze'
  • Hakonechloa macra 'Nicolas'
  • Hakonechloa macra 'Stripe It Rich' (v)
  • Halesia carolina
  • Halesia carolina (Monticola Group) 'Variegata' (v)
  • Halesia carolina (Vestita Group) 'Rosea'
  • Halesia carolina Monticola Group
  • Halesia carolina Vestita Group
  • Halesia diptera Magniflora Group
  • Halimium 'April Snow'
  • Halimium 'April Sun'
  • Hamamelis japonica 'Zuccariniana'
  • Hamamelis mollis
  • Hamamelis mollis 'Boskoop'
  • Hamamelis × intermedia 'Amanda'
  • Hamamelis × intermedia 'Angelly'
  • Hamamelis × intermedia 'Aphrodite'
  • Hamamelis × intermedia 'Arnold Promise'
  • Hamamelis × intermedia 'Aurora'
  • Hamamelis × intermedia 'Birgit'
  • Hamamelis × intermedia 'Diane'
  • Hamamelis × intermedia 'Feuerzauber'
  • Hamamelis × intermedia 'Harry'
  • Hamamelis × intermedia 'Jelena'
  • Hamamelis × intermedia 'Orange Beauty'
  • Hamamelis × intermedia 'Orange Peel'
  • Hamamelis × intermedia 'Pallida'
  • Hamamelis × intermedia 'Rubin'
  • Hamamelis × intermedia 'Ruby Glow'
  • Hamamelis × intermedia 'Sunburst'
  • Hamamelis × intermedia 'Twilight'
  • Hamamelis × intermedia 'Westerstede'
  • Hamamelis 'Fire Blaze'
  • Hamamelis 'Yamina'
  • Hebe ochracea 'James Stirling'
  • Hebe pinguifolia
  • Hebe pinguifolia 'Pagei'
  • Hebe poppelwellii
  • Hebe stenophylla
  • Hebe topiaria
  • Hebe Champion = 'Champseiont' (PBR)
  • Hebe Purple Shamrock = 'Neprock' (PBR) (v)
  • Hebe 'Baby Marie'
  • Hebe 'Blue Gem'
  • Hebe 'Champagne'
  • Hebe 'First Light' (PBR)
  • Hebe 'Kirkii'
  • Hebe 'Nicola's Blush'
  • Hebe 'Pink Paradise' (PBR)
  • Hebe 'Purple Paradise' (PBR)
  • Hebe 'Silver Queen' (v)
  • Hebe 'White Gem' (brachysiphon hybrid)
  • Hebe 'White Quartz' (Gemstone Series)
  • Hebe 'Wiri Charm'
  • Hedera colchica 'Dentata Variegata' (v)
  • Hedera colchica 'Sulphur Heart' (v)
  • Hedera helix 'Arborescens'
  • Hedera helix 'Buttercup'
  • Hedera helix 'Dyinnii'
  • Hedera helix 'Golden Starlight' (v)
  • Hedera helix 'Manda's Crested'
  • Hedera helix 'Oro di Bogliasco' (v)
  • Hedera hibernica 'Spetchley'
  • Hedera × soroksarensis 'Woerneri'
  • Helenium autumnale 'Ranchera' (PBR) (Mariachi Series)
  • Helenium autumnale 'Salsa' (PBR) (Mariachi Series)
  • Helenium autumnale 'Short and Sassy' (PBR)
  • Helenium autumnale 'Siesta' (PBR) (Mariachi Series)
  • Helenium 'Blütentisch' Foerster
  • Helenium 'Chelsey'
  • Helenium 'Dunkle Pracht'
  • Helenium 'Indianersommer'
  • Helenium 'Kanaria'
  • Helenium 'Kugelsonne'
  • Helenium 'Moerheim Beauty'
  • Helenium 'Potter's Wheel'
  • Helenium 'Rauchtopas'
  • Helenium 'Red Jewel'
  • Helenium 'Rubinzwerg'
  • Helenium 'Ruby Thuesday'
  • Helenium 'Sahin's Early Flowerer'
  • Helenium 'Tijuana Brass'
  • Helenium 'Waltraut'
  • Helenium 'Wyndley'
  • Helenium 'Zimbelstern'
  • Helianthella quinquenervis
  • Helianthemum 'The Bride'
  • Helianthemum 'Wisley Primrose'
  • Helianthus salicifolius 'Table Mountain' (PBR)
  • Helianthus × laetiflorus
  • Helianthus 'Capenoch Star'
  • Helianthus 'Carine'
  • Helianthus 'Gullick's Variety'
  • Helianthus 'Lemon Queen'
  • Helianthus 'Monarch'
  • Heliopsis helianthoides var. scabra 'Burning Hearts'
  • Heliotropium arborescens 'Princess Marina'
  • Helleborus argutifolius
  • Helleborus foetidus
  • Helleborus niger HGC Joel = 'Coseh 210' (PBR)
  • Helleborus niger HGC Snow Frills = 'Coseh 230' (PBR)
  • Helleborus niger 'HGC Josef Lemper' (PBR)
  • Helleborus × ballardiae HGC Camelot = 'Coseh 940' (PBR)
  • Helleborus × ballardiae HGC Merlin = 'Coseh 810' (PBR)
  • Helleborus × ericsmithii 'HGC Silvermoon' (PBR)
  • Helleborus × ericsmithii 'Pink Beauty' (PBR)
  • Helleborus × ericsmithii 'Snow Love' (PBR)
  • Helleborus × hybridus SP Sophie = 'Hlr 260' (Spring Promise Series)
  • Helleborus × hybridus Harvington apricot
  • Helleborus × hybridus Harvington double purple (d)
  • Helleborus × hybridus Harvington double red (d)
  • Helleborus × hybridus Harvington double white (d)
  • Helleborus × hybridus Harvington double yellow (d)
  • Helleborus × hybridus Harvington picotee
  • Helleborus × hybridus Harvington pink
  • Helleborus × hybridus Harvington pink speckled
  • Helleborus × hybridus Harvington red
  • Helleborus × hybridus 'Harvington Shades of the Night'
  • Helleborus × hybridus Harvington white
  • Helleborus × hybridus Harvington yellow
  • Helleborus × hybridus Harvington yellow speckled
  • Helleborus × hybridus Party Dress Group (d)
  • Helleborus × hybridus Picotee Group
  • Helleborus × nigercors 'Emma' (PBR)
  • Helleborus × nigercors 'Pink Beauty'
  • Helleborus × sternii
  • Helleborus (Rodney Davey Marbled Group) Cheryl's Shine = 'Epb 31'
  • Helleborus HGC Cinnamon Snow = 'Coseh 700' (PBR)
  • Helleborus HGC Pink Frost = 'Coseh 710' (PBR)
  • Helleborus 'Moonshine' (PBR)
  • Helleborus 'White Beauty' (PBR)
  • Helwingia chinensis
  • Helwingia chinensis broad-leaved
  • Helwingia japonica
  • Hemerocallis Golden Zebra = 'Malja' (PBR) (v)
  • Hemerocallis 'Après Moi'
  • Hemerocallis 'Bertie Ferris'
  • Hemerocallis 'Black Emanuelle'
  • Hemerocallis 'Black Knight'
  • Hemerocallis 'Bonanza'
  • Hemerocallis 'Canadian Border Patrol'
  • Hemerocallis 'Children's Festival'
  • Hemerocallis 'Chinese Imp'
  • Hemerocallis 'Cool It'
  • Hemerocallis 'Corky'
  • Hemerocallis 'Cream Drop'
  • Hemerocallis 'Diamond Dust'
  • Hemerocallis 'Double Cutie' (d)
  • Hemerocallis 'Double Firecracker' (d)
  • Hemerocallis 'Edge of Darkness'
  • Hemerocallis 'Elizabeth Salter'
  • Hemerocallis 'Frans Hals'
  • Hemerocallis 'Gentle Shepherd'
  • Hemerocallis 'Georgia Cream' (d)
  • Hemerocallis 'Golden Chimes'
  • Hemerocallis 'Ice Carnival'
  • Hemerocallis 'In Depth' (d)
  • Hemerocallis 'Janice Brown'
  • Hemerocallis 'Little Grapette'
  • Hemerocallis 'Little Miss Manners'
  • Hemerocallis 'Little Show Stopper'
  • Hemerocallis 'Longfields Purple Eye'
  • Hemerocallis 'Lullaby Baby'
  • Hemerocallis 'Luxury Lace'
  • Hemerocallis 'Lynn Hall'
  • Hemerocallis 'Margaret Perry'
  • Hemerocallis 'Mauna Loa'
  • Hemerocallis 'Mildred Mitchell'
  • Hemerocallis 'Moonlit Masquerade'
  • Hemerocallis 'Moses' Fire'
  • Hemerocallis 'Night Beacon'
  • Hemerocallis 'Night Embers'
  • Hemerocallis 'Pandora's Box'
  • Hemerocallis 'Pardon Me'
  • Hemerocallis 'Pink Puff'
  • Hemerocallis 'Plum Beauty'
  • Hemerocallis 'Prairie Belle'
  • Hemerocallis 'Prairie Moonlight'
  • Hemerocallis 'Primal Scream'
  • Hemerocallis 'Purpleicious'
  • Hemerocallis 'Romantic Rose'
  • Hemerocallis 'Rosy Returns'
  • Hemerocallis 'Royal Braid'
  • Hemerocallis 'Sabine Baur'
  • Hemerocallis 'Siloam Doodlebug'
  • Hemerocallis 'Siloam French Doll'
  • Hemerocallis 'Siloam Ury Winniford'
  • Hemerocallis 'Sinbad Sailor'
  • Hemerocallis 'Spacecoast Scrambled'
  • Hemerocallis 'Strawberry Candy'
  • Hemerocallis 'Strawberry Fields Forever'
  • Hemerocallis 'Summer Wine'
  • Hemerocallis 'Toyland'
  • Hemerocallis 'Wild Horses'
  • Hemerocallis 'Wineberry Candy'
  • Hepatica acutiloba
  • Hepatica acutiloba white-flowered
  • Hepatica americana
  • Hepatica nobilis
  • Hepatica transsilvanica 'Buis'
  • Hesperantha coccinea
  • Hesperantha coccinea 'Anne'
  • Hesperantha coccinea f. alba
  • Hesperantha coccinea 'Fenland Daybreak'
  • Hesperantha coccinea 'Jennifer'
  • Hesperantha coccinea 'Maiden's Blush'
  • Hesperantha coccinea 'Major'
  • Hesperantha coccinea 'Mollie Gould'
  • Hesperantha coccinea 'Mrs Hegarty'
  • Hesperantha coccinea 'November Cheer'
  • Hesperantha coccinea 'Professor Barnard'
  • Hesperantha coccinea 'Snow Maiden'
  • Hesperantha coccinea 'Sunrise'
  • Hesperantha coccinea 'Wilfred H. Bryant'
  • Hesperis matronalis
  • Hesperis matronalis var. albiflora
  • Heuchera Champagne = 'Tnheucha' (PBR)
  • Heuchera Crème Brûlée = 'Tnheu041' (Dolce Series)
  • Heuchera 'Apple Crisp' (PBR)
  • Heuchera 'Autumn Leaves' (PBR)
  • Heuchera 'Bella Notte' (PBR)
  • Heuchera 'Berry Smoothie' (PBR)
  • Heuchera 'Black Pearl' (Primo Series)
  • Heuchera 'Blondie' (PBR) (Little Cutie Series)
  • Heuchera 'Blondie in Lime' (Little Cutie Series)
  • Heuchera 'Cherry Cola' (PBR)
  • Heuchera 'Cinnabar Silver' (PBR)
  • Heuchera 'Electra' (PBR)
  • Heuchera 'Electric Lime'
  • Heuchera 'Fireworks' (PBR)
  • Heuchera 'Forever Purple' (Forever Series)
  • Heuchera 'Lime Marmalade'
  • Heuchera 'Marmalade' (PBR)
  • Heuchera 'Midnight Bayou'
  • Heuchera 'Obsidian' (PBR)
  • Heuchera 'Strawberry Candy' (PBR)
  • Heuchera 'Sweet Tart' (PBR) (Little Cutie Series)
  • Heuchera 'Tokyo' (PBR) (City Series)
  • Hibiscus syriacus 'Hamabo'
  • Hibiscus syriacus 'Monstrosus'
  • Hibiscus syriacus 'Oiseau Bleu'
  • Hibiscus syriacus 'Woodbridge'
  • Hippophae rhamnoides 'Frugna' (f/F)
  • Hippophae rhamnoides 'Hergo' (f/F)
  • Hippophae rhamnoides 'Hikul' (m)
  • Hippophae rhamnoides 'Leikora' (f/F)
  • Hippophae rhamnoides 'Pollmix' (m)
  • Hoheria sexstylosa 'Crataegifolia'
  • Hoheria sexstylosa 'Stardust'
  • Hoheria 'Ace of Spades'
  • Holboellia coriacea
  • Holboellia latifolia
  • Holodiscus discolor
  • Hosta clausa var. normalis
  • Hosta fortunei var. albopicta (v)
  • Hosta fortunei var. albopicta f. aurea
  • Hosta fortunei var. aureomarginata (v)
  • Hosta fortunei var. hyacinthina
  • Hosta tardiva
  • Hosta undulata var. albomarginata (v)
  • Hosta undulata var. undulata (v)
  • Hosta (Tardiana Group) 'Blue Moon'
  • Hosta (Tardiana Group) 'El Niño' (PBR) (v)
  • Hosta (Tardiana Group) 'Hadspen Blue'
  • Hosta (Tardiana Group) 'Halcyon'
  • Hosta (Tardiana Group) 'June' (PBR) (v)
  • Hosta (Tardiana Group) 'June Fever' (PBR)
  • Hosta 'Abiqua Drinking Gourd'
  • Hosta 'Abiqua Trumpet'
  • Hosta 'American Halo'
  • Hosta 'Antioch' (fortunei) (v)
  • Hosta 'Arc de Triomphe'
  • Hosta 'August Moon'
  • Hosta 'Aureomarginata' (montana) (v)
  • Hosta 'Avocado'
  • Hosta 'Baby Bunting'
  • Hosta 'Beach Boy' (v)
  • Hosta 'Betsy King'
  • Hosta 'Big Daddy' (sieboldiana hybrid) (v)
  • Hosta 'Birchwood Parky's Gold'
  • Hosta 'Blue Angel' (sieboldiana)
  • Hosta 'Blue Cadet'
  • Hosta 'Blue Mammoth' (sieboldiana)
  • Hosta 'Blue Mouse Ears'
  • Hosta 'Blue Shadows' (tokudama) (v)
  • Hosta 'Blue Umbrellas' (sieboldiana hybrid)
  • Hosta 'Borwick Beauty' (sieboldiana) (v)
  • Hosta 'Bressingham Blue'
  • Hosta 'Canadian Blue'
  • Hosta 'Carol' (fortunei) (v)
  • Hosta 'Catherine'
  • Hosta 'Cherry Berry' (v)
  • Hosta 'Christmas Tree' (v)
  • Hosta 'Clifford's Forest Fire'
  • Hosta 'Color Festival' (v)
  • Hosta 'Devon Desire' (montana)
  • Hosta 'Devon Green'
  • Hosta 'Drake's Tail'
  • Hosta 'Dream Queen' (v)
  • Hosta 'DuPage Delight' (sieboldiana) (v)
  • Hosta 'Dutch Flame' (v)
  • Hosta 'Elvis Lives'
  • Hosta 'Emerald Tiara' (v)
  • Hosta 'Empress Wu' (PBR)
  • Hosta 'Eos'
  • Hosta 'Fire and Ice' (v)
  • Hosta 'First Frost' (v)
  • Hosta 'Flemish Sky'
  • Hosta 'Fragrant Bouquet' (v)
  • Hosta 'Fragrant Dream'
  • Hosta 'Francee' (fortunei) (v)
  • Hosta 'Frances Williams' (sieboldiana) (v)
  • Hosta 'Fried Green Tomatoes'
  • Hosta 'Frosted Jade' (v)
  • Hosta 'Frozen Margarita'
  • Hosta 'Ginko Craig' (v)
  • Hosta 'Gold Edger'
  • Hosta 'Gold Standard' (fortunei) (v)
  • Hosta 'Golden Prayers' (tokudama)
  • Hosta 'Golden Sunburst' (sieboldiana)
  • Hosta 'Golden Tiara' (v)
  • Hosta 'Grand Marquee' (v)
  • Hosta 'Great Expectations' (sieboldiana) (v)
  • Hosta 'Ground Master' (v)
  • Hosta 'Guacamole' (v)
  • Hosta 'Gypsy Rose'
  • Hosta 'Hadspen White' (fortunei)
  • Hosta 'Helen Field Fischer' (fortunei)
  • Hosta 'Hope' (v)
  • Hosta 'Hydon Sunset'
  • Hosta 'Inniswood' (v)
  • Hosta 'Invincible'
  • Hosta 'Island Charm' (v)
  • Hosta 'Jade Cascade'
  • Hosta 'Jurassic Park'
  • Hosta 'Kiwi Full Monty' (v)
  • Hosta 'Knockout' (v)
  • Hosta 'Lakeside Coal Miner'
  • Hosta 'Lakeside Dragonfly' (v)
  • Hosta 'Lakeside Little Tuft' (v)
  • Hosta 'Lakeside Maestro'
  • Hosta 'Lakeside Storm Watch'
  • Hosta 'Liberty' (PBR) (v)
  • Hosta 'Little Black Scape'
  • Hosta 'Little Red Rooster'
  • Hosta 'Love Pat'
  • Hosta 'Loyalist' (PBR) (v)
  • Hosta 'Mack the Knife'
  • Hosta 'Magic Fire' (PBR) (v)
  • Hosta 'Mesa Fringe' (montana)
  • Hosta 'Midas Touch'
  • Hosta 'Midwest Magic' (v)
  • Hosta 'Minuteman' (fortunei) (v)
  • Hosta 'Moonstruck' (PBR) (v)
  • Hosta 'Morning Light'
  • Hosta 'Nakaimo'
  • Hosta 'Nancy Lindsay' (fortunei)
  • Hosta 'Night before Christmas' (v)
  • Hosta 'Northern Exposure' (sieboldiana) (v)
  • Hosta 'Orange Marmalade' (v)
  • Hosta 'Paradigm' (v)
  • Hosta 'Paradise Joyce' (PBR)
  • Hosta 'Patriot' (v)
  • Hosta 'Pearl Lake'
  • Hosta 'Phoenix'
  • Hosta 'Pineapple Upside Down Cake' (v)
  • Hosta 'Pizzazz' (v)
  • Hosta 'Prairie Sky'
  • Hosta 'Praying Hands' (v)
  • Hosta 'Purple Dwarf'
  • Hosta 'Rainbow's End' (v)
  • Hosta 'Red October'
  • Hosta 'Remember Me' (PBR)
  • Hosta 'Resonance' (v)
  • Hosta 'Revolution' (PBR) (v)
  • Hosta 'Ripple Effect' (v)
  • Hosta 'Risky Business' (PBR) (v)
  • Hosta 'Royal Standard'
  • Hosta 'Samurai' (sieboldiana) (v)
  • Hosta 'Sea Lotus Leaf'
  • Hosta 'Shade Fanfare' (v)
  • Hosta 'Sharmon' (fortunei) (v)
  • Hosta 'Silver Shadow' (v)
  • Hosta 'Snow Cap' (v)
  • Hosta 'Snow Flakes' (sieboldii)
  • Hosta 'Stiletto' (v)
  • Hosta 'Stirfry'
  • Hosta 'Striptease' (fortunei) (v)
  • Hosta 'Sum and Substance'
  • Hosta 'Sun Power'
  • Hosta 'T Dawg' (v)
  • Hosta 'Tattoo' (PBR) (v)
  • Hosta 'Thunderbolt' (PBR) (sieboldiana)
  • Hosta 'Toy Soldier'
  • Hosta 'Twilight' (fortunei) (v)
  • Hosta 'Whirlwind' (fortunei) (v)
  • Hosta 'White Feather' (undulata)
  • Hosta 'Wide Brim' (v)
  • Hosta 'William Lachman' (v)
  • Hosta 'Zounds'
  • Hovenia dulcis
  • Humulus lupulus
  • Humulus lupulus 'Aureus'
  • Humulus lupulus 'Golden Tassels' (f)
  • Humulus lupulus 'Northern Brewer' (f)
  • Humulus lupulus 'Prima Donna'
  • Hydrangea anomala subsp. glabra 'Crûg Coral'
  • Hydrangea anomala subsp. petiolaris
  • Hydrangea anomala subsp. petiolaris 'Flying Saucer'
  • Hydrangea anomala subsp. petiolaris 'Mirranda' (v)
  • Hydrangea anomala subsp. petiolaris 'Silver Lining' (PBR)
  • Hydrangea anomala subsp. petiolaris var. cordifolia
  • Hydrangea anomala subsp. petiolaris var. cordifolia 'Brookside Littleleaf'
  • Hydrangea arborescens Lime Rickey = 'Smnhalr' (PBR)
  • Hydrangea arborescens Magical Pinkerbell = 'Kolpinbel' (Magical Series)
  • Hydrangea arborescens Pink Annabelle = 'Ncha1' (PBR)
  • Hydrangea arborescens Ruby Annabelle = 'Ncha3' (PBR)
  • Hydrangea arborescens Strong Annabelle = 'Abetwo' (PBR)
  • Hydrangea arborescens Sweet Annabelle = 'Ncha4' (PBR)
  • Hydrangea arborescens 'Annabelle'
  • Hydrangea arborescens 'Grandiflora'
  • Hydrangea arborescens 'Picadilly'
  • Hydrangea arborescens 'Pink Pincushion'
  • Hydrangea arborescens 'Puffed Green'
  • Hydrangea arborescens subsp. discolor 'Sterilis'
  • Hydrangea arborescens 'Vasterival'
  • Hydrangea aspera (Villosa Group) 'Velvet and Lace'
  • Hydrangea aspera Hot Chocolate = 'Haopr012' (PBR)
  • Hydrangea aspera 'Anthony Bullivant'
  • Hydrangea aspera 'Bellevue'
  • Hydrangea aspera Kawakamii Group
  • Hydrangea aspera 'Macrophylla'
  • Hydrangea aspera 'Mauvette'
  • Hydrangea aspera 'Peter Chappell'
  • Hydrangea aspera 'Rocklon'
  • Hydrangea aspera 'Sam MacDonald'
  • Hydrangea aspera 'Spinners'
  • Hydrangea aspera subsp. sargentiana
  • Hydrangea aspera subsp. sargentiana Gold Rush = 'Giel'
  • Hydrangea aspera 'Taiwan Pink'
  • Hydrangea aspera 'The Ditch'
  • Hydrangea aspera Villosa Group
  • Hydrangea heteromalla 'Gidie'
  • Hydrangea heteromalla 'Jermyns Lace'
  • Hydrangea heteromalla 'June Pink'
  • Hydrangea heteromalla 'Long White'
  • Hydrangea heteromalla 'Nepal Beauty'
  • Hydrangea heteromalla 'Snowcap'
  • Hydrangea involucrata 'Hortensis' (d)
  • Hydrangea involucrata 'Plena' (d)
  • Hydrangea involucrata 'Tokada Yama'
  • Hydrangea involucrata 'Viridescens'
  • Hydrangea involucrata 'Yohraku-tama' (d)
  • Hydrangea involucrata 'Yokudanka' (d)
  • Hydrangea macrophylla Frisbee Petticoat = 'H213903' (PBR) (L)
  • Hydrangea macrophylla Magical Harmony = 'Hortmahar' (PBR) (Magical Series) (H)
  • Hydrangea macrophylla Magical Jade = 'Hortmaja' (PBR) (Magical Series) (H)
  • Hydrangea macrophylla Magical Ocean = 'Hortmoc' (PBR) (Magical Series) (H)
  • Hydrangea macrophylla 'Adria' (H)
  • Hydrangea macrophylla 'Alpenglühen' (H)
  • Hydrangea macrophylla 'Altona' (H)
  • Hydrangea macrophylla 'Ave Maria' (H)
  • Hydrangea macrophylla 'Ayesha' (H)
  • Hydrangea macrophylla 'Beauté Vendômoise' (L)
  • Hydrangea macrophylla 'Bergfink' (Teller Series) (L)
  • Hydrangea macrophylla 'Blauer Prinz' (H)
  • Hydrangea macrophylla 'Blaumeise' (Teller Series) (L)
  • Hydrangea macrophylla 'Bodensee' (H)
  • Hydrangea macrophylla 'Bouquet Rose' (H)
  • Hydrangea macrophylla 'Dark Angel' (Black Diamonds Series) (L)
  • Hydrangea macrophylla 'Doctor Jean Varnier' (L)
  • Hydrangea macrophylla 'Europa' (H)
  • Hydrangea macrophylla 'Forever Pink' (H)
  • Hydrangea macrophylla 'Frillibet' (H)
  • Hydrangea macrophylla 'Hanabi' (L/d)
  • Hydrangea macrophylla 'Hatsu-shime' (L)
  • Hydrangea macrophylla 'Izu-no-hana' (L/d)
  • Hydrangea macrophylla 'Jofloma' (H)
  • Hydrangea macrophylla 'Jogasaki' (L/d)
  • Hydrangea macrophylla 'Lanarth White' (L)
  • Hydrangea macrophylla 'Lemon Wave' (L/v)
  • Hydrangea macrophylla 'Libelle' (Teller Series) (L)
  • Hydrangea macrophylla 'Love You Kiss' (PBR) (Hovaria Series) (L)
  • Hydrangea macrophylla 'Möwe' (Teller Series) (L)
  • Hydrangea macrophylla 'Madame A. Riverain' (H)
  • Hydrangea macrophylla 'Madame Emile Mouillère' (H)
  • Hydrangea macrophylla 'Maréchal Foch' (H)
  • Hydrangea macrophylla 'Mariesii' (L)
  • Hydrangea macrophylla 'Masja' (H)
  • Hydrangea macrophylla 'Merveille Sanguine' (H)
  • Hydrangea macrophylla 'Nigra' (H)
  • Hydrangea macrophylla 'Nikko Blue' (H)
  • Hydrangea macrophylla 'Otaksa' (H)
  • Hydrangea macrophylla 'Pia' (H)
  • Hydrangea macrophylla 'Rotkehlchen' (Teller Series) (L)
  • Hydrangea macrophylla 'Rotschwanz' (Teller Series) (L)
  • Hydrangea macrophylla 'Sea Foam' (L)
  • Hydrangea macrophylla 'Shin-ozaki' (H)
  • Hydrangea macrophylla 'Soeur Thérèse' (H)
  • Hydrangea macrophylla 'Tricolor' (L/v)
  • Hydrangea macrophylla 'Zhuni Hito' (L)
  • Hydrangea paniculata Candlelight = 'Hpopr013' (PBR)
  • Hydrangea paniculata Dart's Little Dot = 'Darlido' (PBR)
  • Hydrangea paniculata Magical Fire = 'Bokraplume' (PBR) (Magical Series)
  • Hydrangea paniculata Magical Himalaya = 'Kolmahima' (PBR) (Magical Series)
  • Hydrangea paniculata Magical Matterhorn = 'Bokomaho' (Magical Series)
  • Hydrangea paniculata Magical Vesuvio = 'Kolmavesu' (PBR) (Magical Series)
  • Hydrangea paniculata Pink Diamond = 'Interhydia'
  • Hydrangea paniculata Pinky-Winky = 'Dvppinky' (PBR)
  • Hydrangea paniculata Polestar = 'Breg14' (PBR)
  • Hydrangea paniculata Prim'White = 'Dolprim'
  • Hydrangea paniculata Vanille Fraise = 'Renhy' (PBR)
  • Hydrangea paniculata 'Bombshell' (PBR)
  • Hydrangea paniculata 'Brussels Lace'
  • Hydrangea paniculata 'Burgundy Lace'
  • Hydrangea paniculata 'Everest'
  • Hydrangea paniculata 'Grandiflora'
  • Hydrangea paniculata 'Harry's Souvenir'
  • Hydrangea paniculata 'Jane' (PBR)
  • Hydrangea paniculata 'Kyushu'
  • Hydrangea paniculata 'Levana' (PBR)
  • Hydrangea paniculata 'Limelight' (PBR)
  • Hydrangea paniculata 'Melody'
  • Hydrangea paniculata 'October Bride'
  • Hydrangea paniculata 'Pee Wee'
  • Hydrangea paniculata 'Phantom'
  • Hydrangea paniculata 'Polar Bear' (PBR)
  • Hydrangea paniculata 'Ruby'
  • Hydrangea paniculata 'Silver Dollar'
  • Hydrangea paniculata 'Tender Rose'
  • Hydrangea paniculata 'Unique'
  • Hydrangea paniculata 'White Goliath'
  • Hydrangea paniculata 'White Lace'
  • Hydrangea paniculata 'White Moth'
  • Hydrangea paniculata 'Wim's Red' (PBR)
  • Hydrangea quercifolia Ice Crystal = 'Hqopr010' (PBR)
  • Hydrangea quercifolia Little Honey = 'Brihon'
  • Hydrangea quercifolia Snow Queen = 'Flemygea'
  • Hydrangea quercifolia Snowflake = 'Brido' (d)
  • Hydrangea quercifolia 'Alice'
  • Hydrangea quercifolia 'Amethyst' Dirr
  • Hydrangea quercifolia 'Applause'
  • Hydrangea quercifolia 'Back Porch'
  • Hydrangea quercifolia 'Burgundy'
  • Hydrangea quercifolia 'Harmony'
  • Hydrangea quercifolia 'Ruby Slippers'
  • Hydrangea quercifolia 'Sike's Dwarf'
  • Hydrangea quercifolia 'Tennessee Clone'
  • Hydrangea seemannii
  • Hydrangea serrata (Amacha Group) 'Amagi-amacha' (L)
  • Hydrangea serrata 'Akabe-yama' (L)
  • Hydrangea serrata 'Beni-gaku' (L)
  • Hydrangea serrata 'Blue Billow' (L)
  • Hydrangea serrata 'Bluebird' (L)
  • Hydrangea serrata 'Fuji-no-taki' (L/d)
  • Hydrangea serrata 'Golden Sunlight' (PBR) (L)
  • Hydrangea serrata 'Impératrice Eugénie' (L)
  • Hydrangea serrata 'Kiyosumi' (L)
  • Hydrangea serrata 'Kurenai' (L)
  • Hydrangea serrata 'Miranda' (L)
  • Hydrangea serrata 'Mont Aso' (L)
  • Hydrangea serrata 'Otsu-hime' (L)
  • Hydrangea serrata 'Ramis Pictis' (L)
  • Hydrangea serrata 'Shiro-gaku' (L)
  • Hydrangea serrata subsp. yezoensis
  • Hydrangea serrata 'Tiara' (L)
  • Hydrangea serrata 'Veerle' (L)
  • Hydrangea serrata 'Yae-no-amacha' (L/d)
  • Hydrangea Runaway Bride Snow White = 'Ushyd0405'
  • Hydrangea 'Preziosa'
  • Hylotelephium cauticola 'Lidakense'
  • Hylotelephium ewersii
  • Hylotelephium populifolium
  • Hylotelephium spectabile (Brilliant Group) 'Brilliant'
  • Hylotelephium spectabile (Brilliant Group) 'Lisa'
  • Hylotelephium spectabile (Brilliant Group) 'Meteor'
  • Hylotelephium spectabile 'Crystal Pink' (PBR)
  • Hylotelephium spectabile 'Iceberg'
  • Hylotelephium telephium (Atropurpureum Group) 'Bon Bon'
  • Hylotelephium telephium (Atropurpureum Group) 'Chocolate'
  • Hylotelephium telephium (Atropurpureum Group) 'Lynda Windsor'
  • Hylotelephium telephium (Atropurpureum Group) 'Möhrchen'
  • Hylotelephium telephium (Atropurpureum Group) 'Purple Emperor'
  • Hylotelephium telephium (Atropurpureum Group) 'Xenox' (PBR)
  • Hylotelephium telephium Yellow Matrona = 'Eline' (PBR)
  • Hylotelephium telephium Atropurpureum Group
  • Hylotelephium telephium 'Marina' (PBR)
  • Hylotelephium telephium 'Strawberries and Cream'
  • Hylotelephium telephium subsp. ruprechtii
  • Hylotelephium telephium subsp. ruprechtii 'Hab Gray'
  • Hylotelephium telephium 'Sunkissed' (PBR)
  • Hylotelephium telephium 'Twinkling Star' (PBR)
  • Hylotelephium telephium 'Yellow Xenox' (PBR)
  • Hylotelephium viviparum
  • Hylotelephium (Herbstfreude Group) 'Elsie's Gold' (v)
  • Hylotelephium (Herbstfreude Group) 'Jaws' (PBR)
  • Hylotelephium 'Bertram Anderson'
  • Hylotelephium 'Carl'
  • Hylotelephium 'Chocolate Drop' (PBR)
  • Hylotelephium 'Class Act' (PBR)
  • Hylotelephium 'José Aubergine' (PBR)
  • Hylotelephium 'Joyce Henderson'
  • Hylotelephium 'Mr Goodbud' (PBR)
  • Hylotelephium 'Munstead Red'
  • Hylotelephium 'Pool Party' (PBR) (Party Hardy Series)
  • Hylotelephium 'Red Cauli'
  • Hylotelephium 'Ruby Glow'
  • Hylotelephium 'Stewed Rhubarb Mountain'
  • Hymenoxys hoopesii
  • Hypericum androsaemum 'Excellent Flair'
  • Hypericum calycinum
  • Hypericum inodorum 'Dream'
  • Hypericum perforatum
  • Hypericum × dummeri 'Peter Dummer'
  • Hypericum × hidcoteense 'Hidcote'
  • Hypericum × inodorum Magical Beauty = 'Kolmbeau' (PBR) (Magical Series)
  • Hypericum × inodorum Magical Lightning = 'Kolmligh' (PBR)
  • Hypericum × inodorum Magical Red = 'Kolmred' (Magical Series)
  • Hypericum × inodorum Magical Universe = 'Kolmuni' (PBR)
  • Hypericum × inodorum 'Rheingold'
  • Hypericum Miracle Blizz = 'Allblizz' (Miracle Series)
  • Hypericum Miracle Blossom = 'Allblossom' (PBR) (Miracle Series)
  • Hypericum Miracle Fantasy = 'Hymirfan' (Miracle Series)
  • Hypericum Miracle Night = 'Allmadne' (PBR) (Miracle Series)
  • Hypericum Miracle Summer = 'Hymirsum' (Miracle Series)
  • Hypericum Miracle Wonder = 'Hymirwon' (Miracle Series)
  • Hypericum 'Rowallane'
  • Ichthyoselmis macrantha
  • Ilex aquifolium
  • Ilex aquifolium 'Alaska' (f)
  • Ilex aquifolium 'Amber' (f)
  • Ilex aquifolium 'Argentea Marginata' (f/v)
  • Ilex aquifolium 'Aureomaculata'
  • Ilex aquifolium 'Bacciflava' (f)
  • Ilex aquifolium 'Bowland' (f/v)
  • Ilex aquifolium 'Chris Whittle'
  • Ilex aquifolium 'Fastigiata Sartori'
  • Ilex aquifolium 'Ferox Argentea' (m/v)
  • Ilex aquifolium 'Golden van Tol' (f/v)
  • Ilex aquifolium 'Handsworth New Silver' (f/v)
  • Ilex aquifolium 'Ingramii' (m/v)
  • Ilex aquifolium 'J.C. van Tol' (f)
  • Ilex aquifolium 'Myrtifolia' (m)
  • Ilex aquifolium 'Pyramidalis' (f)
  • Ilex aquifolium 'Silver Milkmaid' (f/v)
  • Ilex aquifolium 'Silver Queen' (m/v)
  • Ilex aquifolium 'Silver van Tol' (f/v)
  • Ilex crenata (Fastigata Group) 'Fastigiata' (f)
  • Ilex crenata Luxus Globe = 'Annys5' (PBR) (m)
  • Ilex crenata 'Convexed Gold' (f/v)
  • Ilex crenata 'Golden Gem' (f/v)
  • Ilex crenata 'Green Hedger'
  • Ilex crenata 'Samurai' (PBR)
  • Ilex crenata 'Stokes' (m)
  • Ilex latifolia
  • Ilex pedunculosa
  • Ilex triflora var. kanehirae
  • Ilex verticillata (f)
  • Ilex verticillata (m)
  • Ilex verticillata f. chrysocarpa (f)
  • Ilex verticillata 'Maryland Beauty' (f)
  • Ilex × altaclerensis 'Golden King' (f/v)
  • Ilex × altaclerensis 'Ripley Gold' (f/v)
  • Ilex × altaclerensis 'Wilsonii' (f)
  • Ilex × koehneana 'Chestnut Leaf' (f)
  • Ilex × meserveae Blue Angel = 'Conang' (f)
  • Ilex × meserveae Blue Prince = 'Conablu' (m)
  • Ilex × meserveae Blue Princess = 'Conapri' (f)
  • Ilex × meserveae Castle Wall = 'Hecken Star' (PBR) (m)
  • Ilex × meserveae Little Rascal = 'Mondo' (m)
  • Ilex × meserveae 'Anny's Dwarf' (m)
  • Ilex × meserveae 'Little Sensation'
  • Ilex 'Good Taste' (f)
  • Ilex 'Nellie R. Stevens' (f)
  • Illicium floridanum
  • Illicium henryi
  • Illicium jiadifengpi
  • Illicium oligandrum
  • Impatiens omeiana
  • Impatiens omeiana 'Ice Storm'
  • Imperata cylindrica 'Rubra'
  • Indigofera amblyantha
  • Indigofera himachalensis
  • Indigofera himalayensis 'Silk Road'
  • Indigofera kirilowii
  • Indigofera szechuensis
  • Inula ensifolia
  • Inula helenium
  • Inula hookeri
  • Inula magnifica
  • Inula magnifica 'Sonnenstrahl'
  • Inula orientalis
  • Inula racemosa 'Sonnenspeer'
  • Iris chrysographes 'Black Gold'
  • Iris chrysographes 'Black Knight'
  • Iris cristata 'Eco Little Bluebird'
  • Iris ensata
  • Iris ensata 'Gracieuse'
  • Iris ensata 'Innocence'
  • Iris ensata 'Kogesho'
  • Iris ensata 'Kongo-san'
  • Iris ensata 'Pin Stripe'
  • Iris ensata 'Prairie Frost'
  • Iris ensata 'Rakka-no-utage'
  • Iris ensata 'Sensation'
  • Iris ensata 'Umi-kaze'
  • Iris ensata 'Variegata' (v)
  • Iris foetidissima
  • Iris foetidissima var. citrina
  • Iris hookeri
  • Iris japonica
  • Iris pallida 'Argentea Variegata' (TB/v)
  • Iris pseudacorus
  • Iris pseudacorus 'Crème de la Crème'
  • Iris pseudacorus 'Flore Pleno' (d)
  • Iris pseudacorus 'Roy Davidson'
  • Iris pseudacorus 'Sulphur Queen'
  • Iris pseudacorus 'Variegata' (v)
  • Iris sanguinea 'Snow Queen'
  • Iris unguicularis
  • Iris × robusta 'Gerald Darby'
  • Iris 'Banbury Beauty' (CH)
  • Iris 'Banbury Gem' (CH)
  • Iris 'Banbury Ruffles' (SDB)
  • Iris 'Berlin Tiger' (SpH)
  • Iris 'Black Gamecock' (La)
  • Iris 'Blue Denim' (SDB)
  • Iris 'Blue Pennant' (Sib)
  • Iris 'Blue Pigmy' (SDB)
  • Iris 'Bold Pretender' (La)
  • Iris 'Bride' (DB)
  • Iris 'Broadleigh Peacock' (CH)
  • Iris 'Broadleigh Penny' (CH)
  • Iris 'Bruno' (TB)
  • Iris 'Butterscotch Kiss' (TB)
  • Iris 'Caesar's Brother' (Sib)
  • Iris 'Caribbean Dream' (TB)
  • Iris 'Chantilly' (TB)
  • Iris 'Charming Billy' (Sib)
  • Iris 'Chartreuse Bounty' (Sib)
  • Iris 'Cherry Garden' (SDB)
  • Iris 'Christmas Angel' (TB)
  • Iris 'Colorific' (La)
  • Iris 'Constant Wattez' (IB)
  • Iris 'Coraband' (TB)
  • Iris 'Dance Ballerina Dance' (Sib)
  • Iris 'Dear Delight' (Sib)
  • Iris 'Deep Black' (TB)
  • Iris 'Double Standards' (Sib)
  • Iris 'Edward of Windsor' (TB)
  • Iris 'English Cottage' (TB)
  • Iris 'Florentina' (IB/TB)
  • Iris 'Fourfold Lavender' (Sib)
  • Iris 'Frost and Flame' (TB)
  • Iris 'Gleaming Gold' (SDB)
  • Iris 'Golden Edge' (Sib)
  • Iris 'Green Spot' (SDB)
  • Iris 'Gull's Wing' (Sib)
  • Iris 'Harbor Blue' (TB)
  • Iris 'Harriette Halloway' (TB)
  • Iris 'Jane Phillips' (TB)
  • Iris 'Joanna' (TB)
  • Iris 'Katharine Hodgkin' (Reticulata)
  • Iris 'Kent Pride' (TB)
  • Iris 'Lemon Veil' (Sib)
  • Iris 'Louvois' (TB)
  • Iris 'Maui Moonlight' (IB)
  • Iris 'Memphis Memory' (Sib)
  • Iris 'Nel Jupe' (TB)
  • Iris 'Nightfall' (TB)
  • Iris 'Ola Kalá' (TB)
  • Iris 'Paradise' (TB)
  • Iris 'Party Dress' (TB)
  • Iris 'Pennywhistle' (Sib)
  • Iris 'Petite Polka' (SDB)
  • Iris 'Quechee' (TB)
  • Iris 'Rikugi-sakura' (Sib)
  • Iris 'Roaring Jelly' (Sib)
  • Iris 'Ruby Wine' (Sib)
  • Iris 'Ruffled Velvet' (Sib)
  • Iris 'Sable' (TB)
  • Iris 'Salonique' (TB)
  • Iris 'Senlac' (TB)
  • Iris 'Silver Edge' (Sib)
  • Iris 'Soft Blue' (Sib)
  • Iris 'Sparkling Rose' (Sib)
  • Iris 'Steve' (Sib)
  • Iris 'Tamberg' (Sib)
  • Iris 'Unbuttoned Zippers' (Sib)
  • Iris 'White Swirl' (Sib)
  • Isotoma fluviatilis
  • Itea ilicifolia
  • Itea virginica Little Henry = 'Sprich' (PBR)
  • Itea virginica 'Henry's Garnet'
  • Itea virginica 'Long Spire'
  • Itea virginica 'Merlot'
  • Itea virginica 'Sarah Eve'
  • Itea virginica 'Saturnalia'
  • Itea yunnanensis
  • Jamesia americana
  • Jasminum beesianum
  • Jasminum dispermum
  • Jasminum humile
  • Jasminum humile 'Revolutum'
  • Jasminum nudiflorum
  • Jasminum nudiflorum 'Aureum'
  • Jasminum officinale
  • Jasminum officinale Fiona Sunrise = 'Frojas' (PBR)
  • Jasminum officinale 'Devon Cream' (PBR)
  • Jasminum parkeri
  • Jasminum × stephanense
  • Juniperus communis 'Arnold'
  • Juniperus communis 'Horstmann's Pendula'
  • Juniperus communis 'Repanda'
  • Juniperus communis 'Sieben Steinhauser'
  • Juniperus horizontalis Icee Blue = 'Monber'
  • Juniperus horizontalis 'Golden Carpet'
  • Juniperus horizontalis 'Limeglow'
  • Juniperus pingii 'Glassell'
  • Juniperus procumbens 'Nana'
  • Juniperus recurva 'Castlewellan'
  • Juniperus recurva var. coxii
  • Juniperus rigida subsp. conferta 'Blue Tosho'
  • Juniperus scopulorum 'Blue Arrow'
  • Juniperus squamata 'Blue Carpet'
  • Juniperus squamata 'Blue Star'
  • Juniperus squamata 'Dream Joy'
  • Juniperus squamata 'Holger'
  • Kadsura japonica 'Fukurin' (v)
  • Kadsura japonica white fruit
  • Kalimeris incisa 'Alba'
  • Kalimeris incisa 'Blue Star'
  • Kalimeris mongolica 'Antonia'
  • Kalmia angustifolia f. rubra
  • Kalopanax septemlobus
  • Kalopanax septemlobus f. maximowiczii
  • Kerria japonica 'Albescens'
  • Kerria japonica 'Golden Guinea'
  • Kerria japonica 'Pleniflora' (d)
  • Kirengeshoma palmata
  • Kirengeshoma palmata Koreana Group
  • Knautia arvensis
  • Knautia macedonica
  • Knautia macedonica 'Mars Midget'
  • Knautia macedonica Melton pastels
  • Knautia macedonica 'Red Knight'
  • Knautia macedonica 'Thunder and Lightning' (PBR) (v)
  • Kniphofia hirsuta 'Fire Dance'
  • Kniphofia northiae
  • Kniphofia rooperi
  • Kniphofia Ember Glow = 'Tneg' (PBR) (Glow Series)
  • Kniphofia Fire Glow = 'Tnfg' (PBR) (Glow Series)
  • Kniphofia Poco Orange = 'Tnknipo' (PBR) (Poco Series)
  • Kniphofia 'Bees' Lemon'
  • Kniphofia 'Dingaan'
  • Kniphofia 'Dorset Sentry'
  • Kniphofia 'Drummore Apricot'
  • Kniphofia 'Elvira' (PBR)
  • Kniphofia 'Fiery Fred'
  • Kniphofia 'Green Jade'
  • Kniphofia 'Ice Queen'
  • Kniphofia 'Jenny Bloom'
  • Kniphofia 'John Benary'
  • Kniphofia 'Little Maid'
  • Kniphofia 'Mango Popsicle' (PBR) (Popsicle Series)
  • Kniphofia 'Moonstone'
  • Kniphofia 'Nancy's Red'
  • Kniphofia 'Orange Vanilla Popsicle' (PBR) (Popsicle Series)
  • Kniphofia 'Papaya Popsicle' (PBR) (Popsicle Series)
  • Kniphofia 'Percy's Pride'
  • Kniphofia 'Strawberries and Cream'
  • Kniphofia 'Tawny King'
  • Kniphofia 'Tetbury Torch' (PBR)
  • Kniphofia 'Timothy'
  • Kniphofia 'Toffee Nosed'
  • Kniphofia 'Vanilla'
  • Kniphofia 'Vincent Lepage'
  • Kniphofia 'Wrexham Buttercup'
  • Koelreuteria paniculata
  • Koelreuteria paniculata 'Rosseels'
  • Kolkwitzia amabilis Dream Catcher = 'Maradco'
  • Kolkwitzia amabilis 'Pink Cloud'
  • Laburnum × watereri 'Vossii'
  • Lagerstroemia indica Burgundy Cotton = 'Whit VI'
  • Lagerstroemia indica Rhapsody in Pink = 'Whit VIII'
  • Lamium maculatum Pink Chablis = 'Checkin' (PBR)
  • Lamium maculatum 'Ghost'
  • Lamium maculatum 'Pink Pearls'
  • Lamium maculatum 'Pink Pewter'
  • Lamium maculatum 'Red Nancy'
  • Lamium maculatum 'White Nancy'
  • Lamium orvala
  • Lamium orvala 'Album'
  • Lamprocapnos spectabilis
  • Lamprocapnos spectabilis Valentine = 'Hordival' (PBR)
  • Lamprocapnos spectabilis 'Alba'
  • Lamprocapnos spectabilis 'Gold Heart' (PBR)
  • Larix decidua 'Horstmann's Recurved'
  • Larix decidua 'Krejci'
  • Larix decidua 'Little Bogle'
  • Larix decidua 'Lucek'
  • Larix decidua 'Puli'
  • Larix kaempferi 'Blue Dwarf'
  • Larix kaempferi 'Diana'
  • Larix kaempferi 'Jakobsen'
  • Larix kaempferi 'Magic Gold'
  • Larix kaempferi 'Wehlen'
  • Larix kaempferi 'Wolterdingen'
  • Larix laricina 'Blue Sparkler'
  • Larix laricina 'Iron Red'
  • Larix laricina 'Michigan Tower'
  • Lathyrus latifolius 'Red Pearl'
  • Lathyrus latifolius 'Rosa Perle'
  • Lathyrus latifolius 'White Pearl'
  • Lathyrus vernus
  • Lathyrus vernus 'Alboroseus'
  • Laureliopsis philippiana
  • Laurus nobilis
  • Laurus nobilis 'Aurea'
  • Laurus nobilis f. angustifolia
  • Lavandula angustifolia Blue Ice = 'Dow3' (PBR)
  • Lavandula angustifolia Elizabeth = 'Fair 16' (PBR)
  • Lavandula angustifolia Little Lady = 'Batlad'
  • Lavandula angustifolia 'Forever Blue'
  • Lavandula angustifolia 'Hidcote'
  • Lavandula angustifolia 'Imperial Gem'
  • Lavandula angustifolia 'Lavenite Magic Blue Chip'
  • Lavandula angustifolia 'Miss Katherine' (PBR)
  • Lavandula angustifolia 'Munstead'
  • Lavandula angustifolia 'Peter Pan'
  • Lavandula stoechas subsp. stoechas f. leucantha 'Snowman'
  • Lavandula × intermedia 'Edelweiss'
  • Lavandula × intermedia 'Grosso'
  • Lavandula × intermedia 'Twickel Purple'
  • Lavandula Tiara = 'Fair 10' (PBR)
  • Lavandula 'Fathead'
  • Lavandula 'Helmsdale' (PBR)
  • Lavandula 'Pretty Polly'
  • Lavatera × clementii Red Rum = 'Rigrum' (PBR)
  • Lavatera × clementii Ruby Star = 'Jostar' (PBR)
  • Lavatera × clementii 'Barnsley'
  • Lavatera × clementii 'Barnsley Baby'
  • Lavatera × clementii 'Blushing Bride'
  • Lavatera × clementii 'Burgundy Wine'
  • Lavatera × clementii 'Candy Floss'
  • Lavatera × clementii 'Eye Catcher'
  • Lavatera × clementii 'Kew Rose'
  • Leontopodium nivale subsp. alpinum 'Matterhorn'
  • Leontopodium nivale subsp. alpinum 'Mignon'
  • Leontopodium ochroleucum var. campestre
  • Leptinella potentillina
  • Leptinella squalida 'Platt's Black'
  • Leptospermum 'Silver Sheen'
  • Lespedeza bicolor 'Yakushima'
  • Lespedeza buergeri
  • Lespedeza capitata
  • Lespedeza thunbergii
  • Lespedeza thunbergii 'Gibraltar'
  • Lespedeza thunbergii subsp. thunbergii 'Edo-shibori'
  • Leucanthemella serotina 'Herbststern'
  • Leucanthemum × superbum 'Aglaia' (d)
  • Leucanthemum × superbum 'Alaska'
  • Leucanthemum × superbum 'Amelia'
  • Leucanthemum × superbum 'Antwerp Star'
  • Leucanthemum × superbum 'Banana Cream'
  • Leucanthemum × superbum 'Becky'
  • Leucanthemum × superbum 'Belgian Lace'
  • Leucanthemum × superbum 'Esther Read' (d)
  • Leucanthemum × superbum 'Fiona Coghill' (d)
  • Leucanthemum × superbum 'Goldfinch' (PBR)
  • Leucanthemum × superbum 'Jennifer Read'
  • Leucanthemum × superbum 'LaCrosse' (Ooh La Series)
  • Leucanthemum × superbum 'Snowdrift'
  • Leucanthemum × superbum 'Sunny Side Up' (PBR)
  • Leucanthemum × superbum 'Wirral Supreme' (d)
  • Leucanthemum 'Angel'
  • Leucojum aestivum
  • Leucojum aestivum 'Gravetye Giant'
  • Leucojum vernum
  • Leucothoe axillaris 'Curly Red' (PBR)
  • Leucothoe davisiae
  • Leucothoe fontanesiana Whitewater = 'Howw' (PBR) (v)
  • Leucothoe fontanesiana 'Makijaz' (PBR) (v)
  • Leucothoe fontanesiana 'Rainbow' (v)
  • Leucothoe keiskei Burning Love = 'Opstal50' (PBR)
  • Leucothoe keiskei 'Royal Ruby'
  • Leucothoe walteri 'Hokus Pokus' (v)
  • Leucothoe Carinella = 'Zebekot'
  • Leucothoe Lovita = 'Zebonard'
  • Leucothoe Scarletta = 'Zeblid'
  • Lewisia cotyledon Sunset Group
  • Lewisia 'Little Plum' (Little Series)
  • Leycesteria crocothyrsos
  • Leycesteria formosa
  • Leycesteria formosa Golden Lanterns = 'Notbruce' (PBR)
  • Leycesteria formosa 'Purple Rain'
  • Liatris mucronata
  • Liatris spicata
  • Liatris spicata 'Alba'
  • Liatris spicata 'Floristan Violett'
  • Liatris spicata 'Floristan Weiss'
  • Liatris spicata 'Kobold'
  • Libertia ixioides 'Goldfinger' (v)
  • Ligularia dentata 'Desdemona'
  • Ligularia dentata 'Midnight Lady'
  • Ligularia dentata 'Osiris Fantaisie' (v)
  • Ligularia dentata 'Othello'
  • Ligularia japonica
  • Ligularia japonica 'Rising Sun'
  • Ligularia przewalskii
  • Ligularia przewalskii 'Dragon Wings'
  • Ligularia sibirica
  • Ligularia stenocephala
  • Ligularia vorobievii
  • Ligularia 'Bottle Rocket' (PBR)
  • Ligularia 'Britt Marie Crawford' (PBR)
  • Ligularia 'Gold Torch'
  • Ligularia 'Gregynog Gold'
  • Ligularia 'Laternchen' (PBR)
  • Ligularia 'Little Rocket' (PBR)
  • Ligularia 'Osiris Café Noir'
  • Ligularia 'The Rocket'
  • Ligularia 'Zepter'
  • Ligustrum compactum
  • Ligustrum ibota 'Muster' (PBR) (v)
  • Ligustrum japonicum 'Korea Dwarf'
  • Ligustrum japonicum 'Rotundifolium'
  • Ligustrum japonicum 'Silver Star' (v)
  • Ligustrum japonicum 'Texanum'
  • Ligustrum lucidum 'Tricolor' (v)
  • Ligustrum obtusifolium var. regelianum
  • Ligustrum ovalifolium
  • Ligustrum ovalifolium 'Argenteum' (v)
  • Ligustrum ovalifolium 'Aureum' (v)
  • Ligustrum quihoui
  • Ligustrum tschonoskii
  • Ligustrum undulatum 'Lemon Lime and Clippers'
  • Linaria 'Dial Park'
  • Linaria 'Peachy'
  • Lindera angustifolia
  • Lindera benzoin
  • Lindera glauca
  • Lindera praecox
  • Lindera reflexa
  • Lindera sericea var. lancea
  • Lindera triloba
  • Liquidambar acalycina 'Burgundy Flush'
  • Liquidambar formosana 'Afterglow'
  • Liquidambar formosana 'Ellen'
  • Liquidambar styraciflua 'Dark Autumn'
  • Liquidambar styraciflua 'Golden Sun' (PBR)
  • Liquidambar styraciflua 'Gum Ball'
  • Liquidambar styraciflua 'Lane Roberts'
  • Liquidambar styraciflua 'Midwest Sunset'
  • Liquidambar styraciflua 'Naree'
  • Liquidambar styraciflua 'Penwood'
  • Liquidambar styraciflua 'Rotundiloba'
  • Liquidambar styraciflua 'Schock's Gold'
  • Liquidambar styraciflua 'Simone'
  • Liquidambar styraciflua 'Slender Silhouette'
  • Liquidambar styraciflua 'Worplesdon'
  • Liriodendron tulipifera 'Fastigiatum'
  • Liriodendron tulipifera 'Glen Gold'
  • Liriodendron tulipifera 'Roodhaan'
  • Liriodendron × sinoamericanum 'Doc Deforce's Delight'
  • Liriope exiliflora
  • Liriope muscari
  • Liriope muscari 'Big Blue'
  • Liriope muscari 'Monroe White'
  • Liriope muscari 'Okina' (v)
  • Liriope muscari 'Royal Purple'
  • Liriope muscari 'Super Blue'
  • Liriope spicata 'Gin-ryu' (v)
  • Lobelia cardinalis 'Elmfeuer'
  • Lobelia cardinalis 'Queen Victoria'
  • Lobelia × speciosa 'Fan Blau' (Fan Series)
  • Lobelia × speciosa 'Fan Burgundy' (Fan Series)
  • Lobelia × speciosa 'Monet Moment'
  • Lobelia × speciosa 'Tania'
  • Lobelia 'Compton Pink'
  • Lomatia fraseri
  • Lomatia myricoides
  • Lonicera albertii
  • Lonicera alseuosmoides
  • Lonicera caerulea 'Atut'
  • Lonicera caerulea 'Duet'
  • Lonicera caerulea 'Kirke'
  • Lonicera caerulea var. edulis
  • Lonicera caerulea var. kamtschatica
  • Lonicera caerulea var. kamtschatica 'Fialka' (PBR) (F)
  • Lonicera caerulea var. kamtschatica 'Sinoglaska' (F)
  • Lonicera caerulea var. kamtschatica 'Wojtek' (F)
  • Lonicera caerulea var. kamtschatica 'Zojka' (F)
  • Lonicera caerulea var. longifolia
  • Lonicera caprifolium
  • Lonicera crassifolia
  • Lonicera crassifolia 'Little Honey'
  • Lonicera deflexicalyx
  • Lonicera elisae
  • Lonicera etrusca 'Donald Waterer'
  • Lonicera etrusca 'Michael Rosse'
  • Lonicera etrusca 'Superba'
  • Lonicera fragrantissima
  • Lonicera henryi 'Copper Beauty' (PBR)
  • Lonicera involucrata var. ledebourii
  • Lonicera involucrata var. ledebourii 'Vian'
  • Lonicera japonica 'Cream Cascade'
  • Lonicera japonica 'Dart's World'
  • Lonicera japonica 'Halliana'
  • Lonicera japonica 'Horwood Gem' (v)
  • Lonicera japonica 'Maskerade' (v)
  • Lonicera japonica 'Mint Crisp' (PBR) (v)
  • Lonicera japonica 'Princess Kate'
  • Lonicera japonica var. repens
  • Lonicera korolkowii
  • Lonicera korolkowii 'Blue Velvet'
  • Lonicera ligustrina 'Lemon Beauty' (v)
  • Lonicera ligustrina var. yunnanensis 'Baggesen's Gold'
  • Lonicera ligustrina var. yunnanensis 'Red Tips'
  • Lonicera ligustrina var. yunnanensis 'Twiggy' (v)
  • Lonicera maackii
  • Lonicera maximowiczii var. sachalinensis
  • Lonicera myrtillus
  • Lonicera periclymenum Chic et Choc = 'Inov205' (PBR)
  • Lonicera periclymenum 'Belgica'
  • Lonicera periclymenum 'Graham Thomas'
  • Lonicera periclymenum 'Heaven Scent'
  • Lonicera periclymenum 'Red Gables'
  • Lonicera periclymenum 'Scentsation' (PBR)
  • Lonicera periclymenum 'Serotina'
  • Lonicera periclymenum 'Sweet Sue'
  • Lonicera prolifera
  • Lonicera ramosissima
  • Lonicera reticulata 'Silver'
  • Lonicera similis var. delavayi
  • Lonicera standishii var. lancifolia 'Budapest'
  • Lonicera syringantha
  • Lonicera tatarica 'Hack's Red'
  • Lonicera tragophylla
  • Lonicera tragophylla 'Maurice Foster'
  • Lonicera × brownii 'Dropmore Scarlet'
  • Lonicera × heckrottii
  • Lonicera × heckrottii 'Gold Flame' ambig.
  • Lonicera × purpusii 'Winter Beauty'
  • Lonicera × tellmanniana
  • Lonicera × xylosteoides
  • Lonicera 'Fire Cracker'
  • Lonicera 'Honey Baby' (PBR)
  • Lonicera 'Mandarin'
  • Lonicera 'Simonet'
  • Lonicera 'Spring Purple'
  • Lophomyrtus × ralphii 'Kathryn'
  • Lophomyrtus × ralphii Logan's form (v)
  • Luma apiculata
  • Lupinus arboreus
  • Lupinus arboreus blue-flowered
  • Lupinus 'Beefeater'
  • Lupinus 'Chandelier' (Band of Nobles Series)
  • Lupinus 'Desert Sun' (PBR)
  • Lupinus 'Gallery Blue' (Gallery Series)
  • Lupinus 'Gallery Pink' (Gallery Series)
  • Lupinus 'Gallery Red' (Gallery Series)
  • Lupinus 'Gallery White' (Gallery Series)
  • Lupinus 'Gallery Yellow' (Gallery Series)
  • Lupinus 'Gladiator' (PBR)
  • Lupinus 'Manhattan Lights' (PBR)
  • Lupinus 'Masterpiece' (PBR)
  • Lupinus 'My Castle' (Band of Nobles Series)
  • Lupinus 'Noble Maiden' (Band of Nobles Series)
  • Lupinus 'Persian Slipper' (PBR)
  • Lupinus 'Red Rum' (PBR)
  • Lupinus 'Salmon Star' (PBR)
  • Lupinus 'Tequila Flame' (PBR)
  • Lupinus 'The Chatelaine' (Band of Nobles Series)
  • Lupinus 'The Governor' (Band of Nobles Series)
  • Lupinus 'The Page' (Band of Nobles Series)
  • Lupinus 'Towering Inferno'
  • Luzula nivea
  • Luzula pilosa 'Igel'
  • Luzula sylvatica
  • Luzula sylvatica 'Marginata' (v)
  • Luzula sylvatica 'Solar Flair'
  • Lychnis chalcedonica
  • Lychnis chalcedonica 'Pinkie'
  • Lychnis chalcedonica 'Rauhreif'
  • Lychnis chalcedonica var. albiflora
  • Lychnis coronaria
  • Lychnis coronaria 'Alba'
  • Lychnis coronaria 'Angel's Blush'
  • Lychnis flos-cuculi
  • Lychnis flos-cuculi 'Nana'
  • Lychnis flos-cuculi var. albiflora
  • Lychnis flos-jovis 'Peggy'
  • Lychnis viscaria 'Schnee'
  • Lychnis 'Hill Grounds'
  • Lycium barbarum
  • Lysimachia atropurpurea
  • Lysimachia ciliata
  • Lysimachia ciliata 'Firecracker'
  • Lysimachia clethroides
  • Lysimachia congestiflora 'Persian Chocolate'
  • Lysimachia ephemerum
  • Lysimachia nummularia 'Aurea'
  • Lysimachia punctata Golden Alexander = 'Walgoldalex' (PBR) (v)
  • Lysimachia punctata 'Alexander' (v)
  • Lysimachia punctata 'Hometown Hero'
  • Lysimachia Candela = 'Innlyscand'
  • Lythrum anceps
  • Lythrum salicaria 'Blush'
  • Lythrum salicaria 'Lady Sackville'
  • Lythrum salicaria 'Morden Pink'
  • Lythrum salicaria 'Robert'
  • Lythrum salicaria 'Robin'
  • Lythrum salicaria 'Swirl'
  • Lythrum salicaria 'The Beacon'
  • Lythrum salicaria 'Zigeunerblut'
  • Maackia hupehensis
  • Macleaya microcarpa 'Kelway's Coral Plume'
  • Macleaya microcarpa 'Spetchley Ruby'
  • Macleaya × kewensis 'Flamingo'
  • Maclura pomifera 'Naughty Boy'
  • Maclura pomifera 'Pretty Woman'
  • Maddenia hypoleuca
  • Magnolia acuminata 'Blue Opal'
  • Magnolia acuminata 'Seiju'
  • Magnolia denudata Yellow River = 'Fei Huang'
  • Magnolia grandiflora
  • Magnolia grandiflora Alta = 'Tmgh' (PBR)
  • Magnolia grandiflora 'Blanchard'
  • Magnolia grandiflora 'Bracken's Brown Beauty'
  • Magnolia grandiflora 'Exmouth'
  • Magnolia grandiflora 'Ferruginea'
  • Magnolia grandiflora 'François Treyve'
  • Magnolia grandiflora 'Little Gem'
  • Magnolia grandiflora 'Nannetensis' (d)
  • Magnolia grandiflora 'Purpan'
  • Magnolia grandiflora 'Victoria'
  • Magnolia kobus
  • Magnolia laevifolia 'Summer Snowflake'
  • Magnolia liliiflora 'Nigra'
  • Magnolia macrophylla
  • Magnolia officinalis
  • Magnolia officinalis var. biloba
  • Magnolia rostrata
  • Magnolia sieboldii
  • Magnolia sieboldii 'Genesis'
  • Magnolia sieboldii 'White Flounces' (d)
  • Magnolia stellata
  • Magnolia stellata 'Jane Platt'
  • Magnolia stellata 'Rosea'
  • Magnolia stellata 'Royal Star'
  • Magnolia tripetala
  • Magnolia virginiana
  • Magnolia wilsonii
  • Magnolia × brooklynensis 'Hattie Carthan'
  • Magnolia × brooklynensis 'Woodsman'
  • Magnolia × brooklynensis 'Yellow Bird'
  • Magnolia × loebneri 'Leonard Messel'
  • Magnolia × loebneri 'Mag's Pirouette'
  • Magnolia × loebneri 'Merrill'
  • Magnolia × loebneri 'Raspberry Fun'
  • Magnolia × loebneri 'Wildcat'
  • Magnolia × soulangeana
  • Magnolia × soulangeana 'Alba Superba'
  • Magnolia × soulangeana 'Cleopatra' (PBR)
  • Magnolia × soulangeana 'Lennei Alba'
  • Magnolia × soulangeana 'Rustica Rubra'
  • Magnolia × soulangeana 'Sundew'
  • Magnolia × wieseneri
  • Magnolia Black Tulip = 'Jurmag1' (PBR)
  • Magnolia Fairy Magnolia Cream = 'Micjur02' (PBR)
  • Magnolia Fairy Magnolia White = 'Micjur05' (PBR)
  • Magnolia Honey Tulip = 'Jurmag5'
  • Magnolia Shirazz = 'Vulden'
  • Magnolia 'Aphrodite'
  • Magnolia 'Betty'
  • Magnolia 'Big Dude'
  • Magnolia 'Butterflies'
  • Magnolia 'Caerhays Belle'
  • Magnolia 'Carlos'
  • Magnolia 'Chang Hua'
  • Magnolia 'Charles Coates'
  • Magnolia 'Columnar Pink'
  • Magnolia 'Daphne'
  • Magnolia 'Daybreak'
  • Magnolia 'Elizabeth'
  • Magnolia 'Flamingo'
  • Magnolia 'Galaxy'
  • Magnolia 'Genie' (PBR)
  • Magnolia 'George Henry Kern'
  • Magnolia 'Gold Star'
  • Magnolia 'Heaven Scent'
  • Magnolia 'Joe McDaniel'
  • Magnolia 'Joli Pompom'
  • Magnolia 'Limelight'
  • Magnolia 'Lois'
  • Magnolia 'March til Frost'
  • Magnolia 'Maryland'
  • Magnolia 'Mighty Mouse'
  • Magnolia 'Old Port'
  • Magnolia 'Peppermint Stick'
  • Magnolia 'Purple Breeze'
  • Magnolia 'Rebecca's Perfume'
  • Magnolia 'Red as Red'
  • Magnolia 'Red Lion'
  • Magnolia 'Rose Marie'
  • Magnolia 'Royal Splendor'
  • Magnolia 'Ruth'
  • Magnolia 'Sangreal'
  • Magnolia 'Satisfaction'
  • Magnolia 'Serene'
  • Magnolia 'Solar Flair'
  • Magnolia 'Sunsation'
  • Magnolia 'Susan'
  • Magnolia 'Sweet Valentine'
  • Magnolia 'Tina Durio'
  • Magnolia 'Venus'
  • Magnolia 'Vulcan'
  • Magnolia 'Yellow Lantern'
  • Mahonia aquifolium 'Apollo'
  • Mahonia aquifolium 'Smaragd'
  • Mahonia bealei
  • Mahonia eurybracteata subsp. ganpinensis 'Soft Caress'
  • Mahonia eurybracteata 'Sweet Winter'
  • Mahonia gracilipes
  • Mahonia japonica
  • Mahonia napaulensis
  • Mahonia nitens 'Cabaret' (PBR)
  • Mahonia pinnata 'Maurice Foster'
  • Mahonia repens
  • Mahonia × media 'Charity'
  • Mahonia × media 'Winter Sun'
  • Mahonia × savilliana
  • Mahonia × wagneri 'Hastings' Elegant'
  • Mahonia × wagneri 'Pinnacle'
  • Maianthemum bifolium subsp. kamtschaticum
  • Maianthemum stellatum
  • Malus brevipes 'Wedding Bouquet'
  • Malus domestica 'Ballerina Samba' (Ballerina Series) (D)
  • Malus domestica 'Bountiful' (C)
  • Malus domestica 'Bramley's Seedling' (C)
  • Malus domestica 'Bramley's Seedling' clone 20 (C)
  • Malus domestica 'Christmas Pippin' (PBR) (D)
  • Malus domestica 'Cox's Selfing' (D)
  • Malus domestica 'Discovery' (D)
  • Malus domestica 'Egremont Russet' (D)
  • Malus domestica 'Fiesta' (D)
  • Malus domestica 'Galloway Pippin' (C)
  • Malus domestica 'Herefordshire Russet' (PBR) (D)
  • Malus domestica 'James Grieve' (D)
  • Malus domestica 'Jupiter' (PBR) (D)
  • Malus domestica 'Keswick Codlin' (C)
  • Malus domestica 'Limelight' (D)
  • Malus domestica 'Little Pax' (D)
  • Malus domestica 'Lord Derby' (C)
  • Malus domestica 'Red Devil' (D)
  • Malus domestica 'Red Falstaff' (PBR) (D)
  • Malus domestica 'Red Windsor' (D)
  • Malus domestica 'Rosette' (D)
  • Malus domestica 'Scrumptious' (PBR) (D)
  • Malus hupehensis
  • Malus ioensis 'Fimbriata' (d)
  • Malus toringo 'Aros' (PBR)
  • Malus transitoria
  • Malus × atrosanguinea 'Gorgeous'
  • Malus × floribunda
  • Malus × robusta 'Dolgo'
  • Malus × robusta 'Red Sentinel'
  • Malus × zumi 'Golden Hornet'
  • Malus Jelly King = 'Mattfru'
  • Malus 'Comtesse de Paris'
  • Malus 'Donald Wyman'
  • Malus 'Evereste'
  • Malus 'Golden Gem'
  • Malus 'Indian Magic'
  • Malus 'John Downie' (C)
  • Malus 'Rosehip'
  • Malva moschata
  • Malva moschata f. alba
  • Malva sylvestris Marina = 'Dema' (PBR)
  • Malva sylvestris var. mauritiana
  • Malva sylvestris var. mauritiana 'Primley Blue'
  • Matteuccia orientalis
  • Matteuccia struthiopteris
  • Mazus reptans
  • Mazus reptans 'Albus'
  • Meconopsis baileyi var. alba
  • Meconopsis × sheldonii ambig.
  • Meconopsis (Fertile Blue Group) 'Lingholm'
  • Melianthus comosus
  • Melianthus major
  • Melicytus obovatus
  • Meliosma veitchiorum
  • Menispermum dauricum
  • Mentha spicata 'Spanish'
  • Mentha spicata var. crispa 'Moroccan'
  • Mentha × gracilis
  • Mentha × piperita black peppermint
  • Mentha × piperita f. citrata
  • Mentha × piperita 'Swiss'
  • Mentha × villosa var. alopecuroides Bowles's mint
  • Mentha 'Chocolate Peppermint'
  • Mertensia virginica
  • Mespilus germanica (F)
  • Mespilus germanica 'Nottingham' (F)
  • Mespilus germanica 'Royal' (F)
  • Mespilus germanica 'Westerveld' (F)
  • Metasequoia glyptostroboides 'Golden Dawn'
  • Metasequoia glyptostroboides 'Golden Oji'
  • Metasequoia glyptostroboides 'Hamlet's Broom'
  • Metasequoia glyptostroboides 'Little Creamy' (v)
  • Metasequoia glyptostroboides 'Schirrmann's Nordlicht'
  • Metasequoia glyptostroboides 'Snow Flurry' (v)
  • Milium effusum 'Aureum'
  • Miscanthus sinensis 'Dixieland' (v)
  • Miscanthus sinensis 'Flamingo'
  • Miscanthus sinensis 'Ghana'
  • Miscanthus sinensis 'Gold Bar' (PBR) (v)
  • Miscanthus sinensis 'Gracillimus'
  • Miscanthus sinensis 'Kaskade'
  • Miscanthus sinensis 'Kleine Fontäne'
  • Miscanthus sinensis 'Malepartus'
  • Miscanthus sinensis 'Red Chief'
  • Miscanthus sinensis 'Rotfeder'
  • Miscanthus sinensis 'Sarabande'
  • Miscanthus sinensis 'Zebrinus' (v)
  • Mitraria coccinea
  • Mitraria coccinea Clark's form
  • Mitraria coccinea 'Lake Caburgua'
  • Molinia caerulea subsp. arundinacea 'Karl Foerster'
  • Molinia caerulea subsp. arundinacea 'Skyracer'
  • Molinia caerulea subsp. caerulea 'Moorhexe'
  • Molinia caerulea subsp. caerulea 'Variegata' (v)
  • Monarda bradburyana 'Maramek'
  • Monarda didyma Bee-Free = 'Mon0012bfr' (PBR) (Bee-You Series)
  • Monarda didyma Bee-Happy = 'Mon0001bha' (PBR) (Bee-You Series)
  • Monarda didyma Bee-Lieve = 'Mon0004bli' (PBR) (Bee-You Series)
  • Monarda didyma Bee-True = 'Mon0005btr' (PBR) (Bee-You Series)
  • Monarda didyma Dancing Bird = 'Allmobird' (PBR)
  • Monarda didyma 'Pardon My Pink' (Pardon My Series)
  • Monarda didyma 'Pardon My Purple' (Pardon My Series)
  • Monarda didyma 'Pink Lace' (PBR)
  • Monarda 'Adam'
  • Monarda 'Aquarius'
  • Monarda 'Beauty of Cobham'
  • Monarda 'Blaustrumpf'
  • Monarda 'Cambridge Scarlet'
  • Monarda 'Comanche'
  • Monarda 'Elsie's Lavender'
  • Monarda 'Fireball' (PBR)
  • Monarda 'Fishes'
  • Monarda 'Gardenview Scarlet'
  • Monarda 'Jacob Cline'
  • Monarda 'Loddon Crown'
  • Monarda 'Melissa'
  • Monarda 'Ou Charm'
  • Monarda 'Pink Supreme' (PBR)
  • Monarda 'Prärienacht'
  • Monarda 'Squaw'
  • Monarda 'Twins'
  • Morella pensylvanica
  • Morus alba var. tatarica
  • Morus latifolia 'Spirata'
  • Morus nigra (F)
  • Morus nigra 'Chelsea' (F)
  • Morus 'Carman' (F)
  • Mukdenia rossii
  • Mukdenia rossii 'Karasuba'
  • Muscari armeniacum 'Valerie Finnis'
  • Muscari aucheri 'Ocean Magic'
  • Muscari latifolium
  • Muscari neglectum
  • Myrica gale
  • Myricaria germanica
  • Myrtus communis
  • Myrtus communis subsp. tarentina
  • Myrtus communis 'Variegata' (v)
  • Nandina domestica Sienna Sunrise = 'Monfar'
  • Nandina domestica 'Filamentosa'
  • Nandina domestica 'Fire Power'
  • Nandina domestica 'Gulf Stream'
  • Nandina domestica 'Richmond'
  • Nandina domestica 'Seika' (PBR)
  • Nandina domestica 'Sunset' (PBR)
  • Nandina domestica var. leucocarpa
  • Neillia affinis
  • Neillia sinensis
  • Neillia thibetica
  • Neolitsea sericea
  • Nepeta buddlejifolium
  • Nepeta buddlejifolium 'Gold Splash'
  • Nepeta faassenii 'Purrsian Blue' (PBR)
  • Nepeta grandiflora 'Blue Danube'
  • Nepeta grandiflora 'Dawn to Dusk'
  • Nepeta grandiflora 'Pool Bank'
  • Nepeta grandiflora 'Summer Magic' (PBR)
  • Nepeta nervosa
  • Nepeta nervosa 'Blue Moon'
  • Nepeta prattii
  • Nepeta racemosa 'Grog'
  • Nepeta racemosa 'Little Titch'
  • Nepeta racemosa 'Snowflake'
  • Nepeta racemosa 'Walker's Low'
  • Nepeta sibirica 'Souvenir d'André Chaudron'
  • Nepeta subsessilis
  • Nepeta subsessilis 'Blue Dreams'
  • Nepeta subsessilis 'Candy Cat'
  • Nepeta subsessilis 'Sweet Dreams'
  • Nepeta subsessilis 'Washfield'
  • Nepeta × faassenii
  • Nepeta × faassenii Junior Walker = 'Novanepjun' (PBR)
  • Nepeta × faassenii 'Alba'
  • Nepeta × faassenii 'Blauknirps'
  • Nepeta × faassenii 'Blue Wonder'
  • Nepeta × faassenii 'Crystal Cloud'
  • Nepeta × faassenii 'Gletschereis'
  • Nepeta 'Blue Dragon'
  • Nepeta 'Dropmore'
  • Nepeta 'Joanna Reed'
  • Nepeta 'Leeds Castle'
  • Nepeta 'Limelight'
  • Nepeta 'Maurice'
  • Nepeta 'Six Hills Giant'
  • Nepeta 'Veluws Blauwtje'
  • Neviusia alabamensis
  • Nierembergia repens
  • Nipponanthemum nipponicum
  • Nyssa sinensis
  • Nyssa sylvatica
  • Nyssa sylvatica 'Jermyns Flame'
  • Nyssa sylvatica 'Miss Scarlet' (f)
  • Nyssa sylvatica 'Valley Scorcher'
  • Nyssa sylvatica 'Wildfire'
  • Nyssa sylvatica 'Wisley Bonfire' (m)
  • Oenothera fruticosa
  • Oenothera fruticosa 'Hoheslicht'
  • Oenothera fruticosa subsp. glauca
  • Oenothera fruticosa subsp. glauca 'Sonnenwende'
  • Oenothera speciosa Twilight = 'Turner01' (PBR) (v)
  • Oenothera Lillipop Pink = 'Redgapi' (PBR) (G)
  • Olea europaea (F)
  • Olearia cheesemanii
  • Olearia nummularifolia
  • Olearia solandri
  • Olearia virgata var. lineata
  • Olearia virgata var. lineata 'Dartonii'
  • Olearia × haastii
  • Omphalodes cappadocica 'All Summer Blues'
  • Omphalodes cappadocica 'Cherry Ingram'
  • Omphalodes cappadocica 'Starry Eyes'
  • Omphalodes verna
  • Omphalodes verna 'Alba'
  • Omphalodes verna 'Elfenauge'
  • Omphalodes 'Blue Eyes'
  • Onoclea sensibilis
  • Ophiopogon chingii
  • Ophiopogon japonicus 'Minor'
  • Ophiopogon planiscapus 'Kokuryu'
  • Origanum laevigatum 'Dingle'
  • Origanum laevigatum 'Hopleys'
  • Origanum 'Kent Beauty'
  • Orixa japonica
  • Orixa japonica 'Variegata' (v)
  • Osmanthus armatus
  • Osmanthus decorus
  • Osmanthus decorus 'Angustifolius'
  • Osmanthus delavayi
  • Osmanthus heterophyllus
  • Osmanthus heterophyllus 'Goshiki' (v)
  • Osmanthus heterophyllus 'Gulftide'
  • Osmanthus heterophyllus 'Kembu' (v)
  • Osmanthus heterophyllus 'Myrtifolius'
  • Osmanthus heterophyllus 'Ogon'
  • Osmanthus heterophyllus 'Purpureus'
  • Osmanthus heterophyllus 'Rotundifolius'
  • Osmanthus heterophyllus 'Sasaba'
  • Osmanthus heterophyllus 'Variegatus' (v)
  • Osmanthus serrulatus
  • Osmanthus suavis
  • Osmanthus yunnanensis
  • Osmanthus × burkwoodii
  • Osmunda cinnamomea
  • Osmunda claytoniana
  • Osmunda regalis
  • Osmunda regalis 'Purpurascens'
  • Oxalis adenophylla
  • Oxalis enneaphylla 'Rosea'
  • Oxalis oregana f. smalliana
  • Oxalis tetraphylla 'Iron Cross'
  • Oxalis 'Ione Hecker'
  • Pachyphragma macrophyllum
  • Pachysandra procumbens
  • Pachysandra terminalis
  • Pachysandra terminalis 'Green Carpet'
  • Pachysandra terminalis 'Variegata' (v)
  • Paeonia anomala subsp. anomala
  • Paeonia anomala subsp. veitchii
  • Paeonia lactiflora 'Alice Harding'
  • Paeonia lactiflora 'Augustin d'Hour'
  • Paeonia lactiflora 'Avalanche'
  • Paeonia lactiflora 'Big Ben'
  • Paeonia lactiflora 'Bowl of Beauty'
  • Paeonia lactiflora 'Bu-te'
  • Paeonia lactiflora 'Charlie's White'
  • Paeonia lactiflora 'Do Tell'
  • Paeonia lactiflora 'Duchesse de Nemours'
  • Paeonia lactiflora 'Félix Crousse'
  • Paeonia lactiflora 'Festiva Maxima'
  • Paeonia lactiflora 'Gardenia'
  • Paeonia lactiflora 'Green Lotus'
  • Paeonia lactiflora 'Jacorma'
  • Paeonia lactiflora 'Kansas'
  • Paeonia lactiflora 'Karl Rosenfield'
  • Paeonia lactiflora 'Kelway's Glorious'
  • Paeonia lactiflora 'Krinkled White'
  • Paeonia lactiflora 'Miss America'
  • Paeonia lactiflora 'Monsieur Jules Elie'
  • Paeonia lactiflora 'Moon of Nippon'
  • Paeonia lactiflora 'Moon River'
  • Paeonia lactiflora 'Mother's Choice'
  • Paeonia lactiflora 'Neon'
  • Paeonia lactiflora 'Nippon Beauty'
  • Paeonia lactiflora 'Nymphe'
  • Paeonia lactiflora 'Paul M. Wild'
  • Paeonia lactiflora 'Pecher'
  • Paeonia lactiflora 'Peter Brand'
  • Paeonia lactiflora 'Pillow Talk'
  • Paeonia lactiflora 'Primevère'
  • Paeonia lactiflora 'Purple Spider'
  • Paeonia lactiflora 'Raspberry Sundae'
  • Paeonia lactiflora 'Sarah Bernhardt'
  • Paeonia lactiflora 'Sorbet'
  • Paeonia lactiflora 'Sword Dance'
  • Paeonia lactiflora 'White Cap'
  • Paeonia lactiflora 'White Wings'
  • Paeonia lactiflora 'Wladyslawa'
  • Paeonia ludlowii (S)
  • Paeonia officinalis subsp. officinalis
  • Paeonia × festiva 'Alba Plena' (d)
  • Paeonia × festiva 'Rubra Plena' (d)
  • Paeonia 'America'
  • Paeonia 'Bartzella' (d)
  • Paeonia 'Blaze'
  • Paeonia 'Buckeye Belle' (d)
  • Paeonia 'Claire de Lune'
  • Paeonia 'Cora Louise'
  • Paeonia 'Coral Charm'
  • Paeonia 'Coral Sunset'
  • Paeonia 'Diana Parks'
  • Paeonia 'Early Scout'
  • Paeonia 'Garden Treasure'
  • Paeonia 'Going Bananas'
  • Paeonia 'Henry Bockstoce' (d)
  • Paeonia 'Late Windflower'
  • Paeonia 'Moonrise'
  • Paeonia 'Pastel Splendor'
  • Paeonia 'Paula Fay'
  • Paeonia 'Pink Hawaiian Coral'
  • Paeonia 'Scarlet Heaven'
  • Paeonia 'Scarlet O'Hara'
  • Paeonia 'Viking Full Moon'
  • Paeonia 'White Towers'
  • Panicum virgatum 'Dallas Blues'
  • Panicum virgatum 'Hänse Herms'
  • Panicum virgatum 'Heavy Metal'
  • Panicum virgatum 'Prairie Sky'
  • Panicum virgatum 'Squaw'
  • Panicum virgatum 'Warrior'
  • Papaver (Oriental Group) 'Beauty of Livermere'
  • Papaver (Oriental Group) 'Central Park' (New York Series)
  • Papaver (Oriental Group) 'Eyecatcher'
  • Papaver (Oriental Group) 'Forncett Summer'
  • Papaver (Oriental Group) 'Harlem' (New York Series)
  • Papaver (Oriental Group) 'Little Patty Plum' (PBR)
  • Papaver (Oriental Group) 'Marlene'
  • Papaver (Oriental Group) 'Mrs Perry'
  • Papaver (Oriental Group) 'Patty's Plum'
  • Papaver (Oriental Group) 'Royal Wedding'
  • Papaver (Oriental Group) 'Snow Goose'
  • Papaver (Oriental Group) 'Türkenlouis'
  • Paris polyphylla
  • Paris quadrifolia
  • Parrotia persica
  • Parrotia persica 'Bella'
  • Parrotia persica 'Burgundy'
  • Parrotia persica 'Felicie'
  • Parrotia persica 'Het Plantsoen'
  • Parrotia persica 'Jodrell Bank'
  • Parrotia persica 'Persian Carpet'
  • Parrotia persica 'Vanessa'
  • Parrotia subaequalis
  • Parrotiopsis jacquemontiana
  • Parthenocissus henryana
  • Parthenocissus inserta ambig.
  • Parthenocissus laetevirens
  • Parthenocissus quinquefolia
  • Parthenocissus quinquefolia Star Showers = 'Monham' (v)
  • Parthenocissus tricuspidata 'Beverley Brook'
  • Parthenocissus tricuspidata 'Green Spring'
  • Parthenocissus tricuspidata 'Lowii'
  • Parthenocissus tricuspidata 'Veitchii'
  • Passiflora caerulea
  • Passiflora caerulea 'Constance Eliott'
  • Patrinia gibbosa
  • Patrinia scabiosifolia
  • Patrinia triloba
  • Paulownia catalpifolia
  • Paulownia elongata
  • Paulownia tomentosa
  • Peltoboykinia watanabei
  • Pennisetum alopecuroides 'Black Beauty'
  • Pennisetum alopecuroides 'Hameln'
  • Pennisetum alopecuroides 'Hameln Gold' (PBR)
  • Pennisetum alopecuroides 'Herbstzauber'
  • Pennisetum alopecuroides 'Little Bunny'
  • Pennisetum alopecuroides 'Moudry'
  • Pennisetum alopecuroides 'Red Head'
  • Pennisetum massaicum 'Red Bunny Tails'
  • Penstemon digitalis 'Husker Red'
  • Penstemon heterophyllus 'Catherine de la Mare'
  • Penstemon heterophyllus 'Heavenly Blue'
  • Penstemon 'Andenken an Friedrich Hahn'
  • Penstemon 'Blackbird' (Bird Series)
  • Penstemon 'Charles Rudd'
  • Penstemon 'Flamingo'
  • Penstemon 'King George V'
  • Penstemon 'Pensham Amelia Jane' (Pensham Series)
  • Penstemon 'Pensham Czar' (Pensham Series)
  • Penstemon 'Pensham Plum Jerkum' (Pensham Series)
  • Penstemon 'Pensham Wedding Day' (Pensham Series)
  • Penstemon 'Pocahontas'
  • Penstemon 'Raven' (Bird Series)
  • Penstemon 'Sour Grapes' M. Fish
  • Penstemon 'Strawberries and Cream' (Ice Cream Series)
  • Penstemon 'White Bedder'
  • Persicaria affinis 'Darjeeling Red'
  • Persicaria affinis 'Kabouter'
  • Persicaria amplexicaulis Orange Field = 'Orangofield' (PBR)
  • Persicaria amplexicaulis Taurus = 'Blotau'
  • Persicaria amplexicaulis 'Atrosanguinea'
  • Persicaria amplexicaulis 'Blackfield' (PBR)
  • Persicaria amplexicaulis 'Fat Domino' (PBR)
  • Persicaria amplexicaulis 'Firetail'
  • Persicaria amplexicaulis 'Jo and Guido's Form'
  • Persicaria amplexicaulis 'White Eastfield'
  • Persicaria bistorta
  • Persicaria bistorta 'Superba'
  • Persicaria nakaii
  • Persicaria vacciniifolia
  • Persicaria virginiana var. filiformis 'Lance Corporal'
  • Persicaria wallichii
  • Persicaria weyrichii
  • Persicaria 'Pink Elephant'
  • Petasites frigidus var. palmatus
  • Petrorhagia saxifraga
  • Peucedanum ostruthium 'Daphnis' (v)
  • Philadelphus coronarius 'Aureus'
  • Philadelphus coronarius 'Variegatus' (v)
  • Philadelphus delavayi
  • Philadelphus insignis
  • Philadelphus maculatus 'Mexican Jewel'
  • Philadelphus microphyllus
  • Philadelphus pekinensis
  • Philadelphus purpurascens
  • Philadelphus satsumi
  • Philadelphus schrenkii
  • Philadelphus sericanthus
  • Philadelphus White Rock = 'Pekphil'
  • Philadelphus 'Atlas' (v)
  • Philadelphus 'Avalanche'
  • Philadelphus 'Beauclerk'
  • Philadelphus 'Belle Étoile'
  • Philadelphus 'Bicolore'
  • Philadelphus 'Bouquet Blanc'
  • Philadelphus 'Dame Blanche' (d)
  • Philadelphus 'Erectus'
  • Philadelphus 'Innocence' (v)
  • Philadelphus 'Kalina'
  • Philadelphus 'Karolinka'
  • Philadelphus 'Lemoinei'
  • Philadelphus 'Manteau d'Hermine' (d)
  • Philadelphus 'Marjorie'
  • Philadelphus 'Minnesota Snowflake' (d)
  • Philadelphus 'Mont Blanc'
  • Philadelphus 'Mrs E.L. Robinson' (d)
  • Philadelphus 'Natchez' (d)
  • Philadelphus 'Polar Star'
  • Philadelphus 'Purpureomaculatus'
  • Philadelphus 'Silberregen'
  • Philadelphus 'Snowbelle' (d)
  • Philadelphus 'Starbright' (PBR)
  • Philadelphus 'Virginal' (d)
  • Philadelphus 'Voie Lactée'
  • Phillyrea angustifolia
  • Phlomis chrysophylla
  • Phlomis fruticosa
  • Phlomis grandiflora 'Lloyd's Silver'
  • Phlomis russeliana
  • Phlomis samia L.
  • Phlomis tuberosa 'Amazone'
  • Phlomis tuberosa 'Bronze Flamingo'
  • Phlomis 'Edward Bowles'
  • Phlox carolina 'Miss Lingard'
  • Phlox divaricata 'Blue Moon'
  • Phlox divaricata 'Clouds of Perfume'
  • Phlox divaricata subsp. laphamii 'Chattahoochee'
  • Phlox divaricata 'White Perfume'
  • Phlox douglasii 'Eva'
  • Phlox douglasii 'Ochsenblut'
  • Phlox maculata 'Alpha'
  • Phlox maculata 'Delta'
  • Phlox maculata 'Natascha'
  • Phlox maculata 'Omega'
  • Phlox maculata 'Rosalinde'
  • Phlox paniculata Adessa Orange (Adessa Series)
  • Phlox paniculata Adessa Pink Star (Adessa Series)
  • Phlox paniculata Adessa Red (Adessa Series)
  • Phlox paniculata Adessa Rose Eye (Adessa Series)
  • Phlox paniculata Adessa Special Fire (Adessa Series)
  • Phlox paniculata Adessa White (Adessa Series)
  • Phlox paniculata Coral Flame = 'Barsixtytwo' (PBR) (Flame Series)
  • Phlox paniculata Pink Flame = 'Bartwelve' (PBR) (Flame Series)
  • Phlox paniculata Sweet Summer Dream = 'Ditomdre' (PBR) (Sweet Summer Series)
  • Phlox paniculata Sweet Summer Favourite = 'Ditomfav' (PBR) (Sweet Summer Series)
  • Phlox paniculata Sweet Summer Queen = 'Ditoran' (PBR) (Sweet Summer Series)
  • Phlox paniculata Sweet Summer Wine = 'Ditowine' (PBR) (Sweet Summer Series)
  • Phlox paniculata 'Amethyst' Foerster
  • Phlox paniculata 'Blue Evening'
  • Phlox paniculata 'Blue Paradise'
  • Phlox paniculata 'Bright Eyes'
  • Phlox paniculata 'Cleopatra' (PBR)
  • Phlox paniculata 'Cool Water'
  • Phlox paniculata 'Cosmopolitan' (PBR)
  • Phlox paniculata 'David'
  • Phlox paniculata 'David's Lavender'
  • Phlox paniculata 'Europa'
  • Phlox paniculata 'Flamingo'
  • Phlox paniculata 'Fondant Fancy' (PBR)
  • Phlox paniculata 'Franz Schubert'
  • Phlox paniculata 'Graf Zeppelin'
  • Phlox paniculata 'Jade' (Neon Series)
  • Phlox paniculata 'Jeff's Blue'
  • Phlox paniculata 'Katja'
  • Phlox paniculata 'Kirchenfürst'
  • Phlox paniculata 'Kirmesländler'
  • Phlox paniculata 'Lavendelwolke'
  • Phlox paniculata 'Le Mahdi'
  • Phlox paniculata 'Lilac Time'
  • Phlox paniculata 'Little Boy'
  • Phlox paniculata 'Little Laura'
  • Phlox paniculata 'Little Princess'
  • Phlox paniculata 'Miss Pepper'
  • Phlox paniculata 'Monica Lynden-Bell'
  • Phlox paniculata 'Mount Fuji'
  • Phlox paniculata 'Natural Feelings' (PBR) (Feelings Series)
  • Phlox paniculata 'Otley Choice'
  • Phlox paniculata 'Picasso'
  • Phlox paniculata 'Rainbow'
  • Phlox paniculata 'Red Caribbean'
  • Phlox paniculata 'Rijnstroom'
  • Phlox paniculata 'Rosa Pastell'
  • Phlox paniculata 'Uspekh'
  • Phlox paniculata 'Watermelon Punch'
  • Phlox paniculata 'White Admiral'
  • Phlox stolonifera 'Alba'
  • Phlox × arendsii 'Hesperis'
  • Phlox × arendsii 'Miss Mary' (Spring Pearl Series)
  • Phlox Violet Flame = 'Barsixtyone' (PBR)
  • Phlox White Eye Flame = 'Barsixty' (PBR)
  • Phlox 'Jeff's Pink'
  • Phormium tenax 'Joker' (v)
  • Phormium tenax Purpureum Group
  • Phormium tenax 'Tom Thumb'
  • Phormium 'Apricot Queen' (v)
  • Phormium 'Duet' (v)
  • Photinia davidiana
  • Photinia davidiana 'Palette' (v)
  • Photinia davidiana var. undulata 'Fructu Luteo'
  • Photinia davidiana var. undulata 'Prostrata'
  • Photinia serratifolia
  • Photinia serratifolia Curly Fantasy = 'Kolcurl' (PBR)
  • Photinia serratifolia Pink Crispy = 'Oploo5' (PBR)
  • Photinia serratifolia 'Jenny'
  • Photinia villosa f. maximowicziana
  • Photinia × fraseri Louise = 'Mclarlou' (PBR) (v)
  • Photinia × fraseri Magical Volcano = 'Kolmavoca' (PBR)
  • Photinia × fraseri Pink Marble = 'Cassini' (v)
  • Photinia × fraseri 'Canivily'
  • Photinia × fraseri 'Dicker Tony'
  • Photinia × fraseri 'Little Red Robin'
  • Photinia × fraseri 'Red Robin'
  • Photinia Super Red = 'Parsur'
  • Photinia 'Redstart'
  • Phygelius aequalis 'Trewidden Pink'
  • Phygelius × rectus Somerford Funfair Coral = 'Yapcor' (Somerford Funfair Series)
  • Phygelius × rectus 'Ivory Twist'
  • Phygelius × rectus 'Moonraker'
  • Phygelius × rectus 'Salmon Leap'
  • Phygelius × rectus 'Winchester Fanfare'
  • Phygelius 'Passionate' (PBR)
  • Phyllostachys aurea 'Holochrysa'
  • Phyllostachys aureosulcata f. spectabilis
  • Phyllostachys bissetii
  • Phyllostachys nigra
  • Phyllostachys nigra 'Boryana'
  • Phyllostachys nigra f. henonis
  • Phyllostachys vivax
  • Phyllostachys vivax f. aureocaulis
  • Physalis alkekengi 'Halloween King'
  • Physalis alkekengi 'Halloween Queen'
  • Physalis alkekengi var. franchetii dwarf
  • Physalis alkekengi var. franchetii 'Gigantea'
  • Physocarpus opulifolius All Red = 'Minalco'
  • Physocarpus opulifolius Lady in Red = 'Tuilad' (PBR)
  • Physocarpus opulifolius Little Joker = 'Hoogi021'
  • Physocarpus opulifolius Midnight = 'Jonight' (PBR)
  • Physocarpus opulifolius Summer Moon = 'Tuimon'
  • Physocarpus opulifolius Summer Wine = 'Seward' (PBR)
  • Physocarpus opulifolius Tiny Wine = 'Smpotw' (PBR)
  • Physocarpus opulifolius 'Anny's Gold' (PBR)
  • Physocarpus opulifolius 'Dart's Gold'
  • Physocarpus opulifolius 'Diabolo' (PBR)
  • Physostegia virginiana 'Autumn Carnival' (PBR)
  • Physostegia virginiana 'Crystal Peak White'
  • Physostegia virginiana 'Miss Manners'
  • Physostegia virginiana 'Pink Manners'
  • Physostegia virginiana 'Red Beauty'
  • Physostegia virginiana 'Summer Snow'
  • Physostegia virginiana var. speciosa 'Bouquet Rose'
  • Physostegia virginiana 'Vivid'
  • Picea abies 'Acrocona'
  • Picea abies 'Archer's Pygmy'
  • Picea abies 'Frohburg'
  • Picea abies 'Gold Drift'
  • Picea abies 'Gold Finch'
  • Picea abies 'Inversa'
  • Picea abies 'Jana'
  • Picea abies 'Krenek'
  • Picea abies 'Lemon Drop'
  • Picea abies 'Little Gem'
  • Picea abies 'Lucky Strike'
  • Picea abies 'Pusch'
  • Picea abies 'Remontii'
  • Picea abies 'Roseospicata'
  • Picea abies 'Rothenhausii'
  • Picea abies 'Rydal'
  • Picea abies 'Typner'
  • Picea abies 'Vermont Gold'
  • Picea abies 'Wagner'
  • Picea abies 'Wills Zwerg'
  • Picea breweriana
  • Picea breweriana 'Frühlingsgold'
  • Picea breweriana 'Kohout's Dwarf'
  • Picea engelmannii 'Lace'
  • Picea engelmannii 'Snake'
  • Picea engelmannii 'Tomschke'
  • Picea glauca 'Eagle Rock'
  • Picea glauca 'Jalako Gold'
  • Picea glauca 'Julian Potts Monstrosa'
  • Picea glauca 'Spring Surprise'
  • Picea glauca var. albertiana 'J.W. Daisy's White'
  • Picea omorika 'Cinderella'
  • Picea omorika 'Linda'
  • Picea omorika 'Pévé Tijn'
  • Picea omorika 'Pendula Bruns'
  • Picea omorika 'Pimoko'
  • Picea omorika 'Treblitsch'
  • Picea orientalis 'Gowdy Gold'
  • Picea orientalis 'Juwel'
  • Picea orientalis 'Little Kya'
  • Picea orientalis 'Pévé Tiny Gold'
  • Picea orientalis 'Silver Seedling'
  • Picea orientalis 'Skylands'
  • Picea orientalis 'Wittboldt'
  • Picea pungens (Glauca Group) 'Globosa'
  • Picea pungens (Glauca Group) 'Hoopsii'
  • Picea pungens 'Anton'
  • Picea pungens 'Baby Blueeyes'
  • Picea pungens 'Blaukissen'
  • Picea pungens 'Blue Pearl'
  • Picea pungens 'Donna's Rainbow'
  • Picea pungens 'Edith'
  • Picea pungens 'Erich Frahm'
  • Picea pungens 'Maigold' (v)
  • Picea pungens 'Niemitz'
  • Picea pungens 'Porcupine'
  • Picea pungens 'The Blues'
  • Picea sitchensis 'Glenmasson'
  • Picea sitchensis 'Nana'
  • Picea sitchensis 'Pévé Wiesje'
  • Picea smithiana 'Sunray'
  • Picea 'Wodan'
  • Pieris japonica 'Bonfire'
  • Pieris japonica 'Carnaval' (v)
  • Pieris japonica 'Debutante'
  • Pieris japonica 'Dorothy Wyckoff'
  • Pieris japonica 'Katsura' (PBR)
  • Pieris japonica 'Little Heath' (v)
  • Pieris japonica 'Passion' (PBR)
  • Pieris japonica Taiwanensis Group
  • Pieris japonica 'Valley Rose'
  • Pieris japonica 'Valley Valentine'
  • Pieris japonica var. yakushimensis
  • Pieris 'Brouwer's Beauty'
  • Pieris 'Flaming Silver' (v)
  • Pieris 'Forest Flame'
  • Pileostegia viburnoides
  • Pinellia ternata
  • Pinus armandi
  • Pinus cembra 'Stricta'
  • Pinus contorta 'Asher'
  • Pinus contorta 'Chief Joseph'
  • Pinus contorta 'Spaan's Dwarf'
  • Pinus contorta 'Taylor's Sunburst'
  • Pinus densiflora 'Golden Ghost'
  • Pinus densiflora 'Kim'
  • Pinus densiflora 'Low Glow'
  • Pinus flexilis 'Cesarini Blue'
  • Pinus flexilis 'Cow Creek'
  • Pinus flexilis 'Lil Wolf'
  • Pinus flexilis 'Vanderwolf's Pyramid'
  • Pinus heldreichii 'Compact Gem'
  • Pinus heldreichii 'Emerald Arrow'
  • Pinus heldreichii 'Green Giant'
  • Pinus heldreichii 'Little Dracula'
  • Pinus heldreichii 'Smidtii'
  • Pinus jeffreyi 'Joppi'
  • Pinus koraiensis 'Anna'
  • Pinus koraiensis 'Baishan'
  • Pinus koraiensis 'Bergman'
  • Pinus koraiensis 'Blue Ball'
  • Pinus koraiensis 'China Boy'
  • Pinus koraiensis 'Jack Corbit'
  • Pinus koraiensis 'Silveray'
  • Pinus koraiensis 'Spring Grove'
  • Pinus koraiensis 'Tong Hua'
  • Pinus koraiensis 'Tsingtao'
  • Pinus koraiensis 'Winton'
  • Pinus monticola 'Crawford'
  • Pinus mugo 'árpád'
  • Pinus mugo 'Allgäu'
  • Pinus mugo 'Bisley Green'
  • Pinus mugo 'Carsten'
  • Pinus mugo 'Corley's Mat'
  • Pinus mugo 'Gold Star'
  • Pinus mugo 'Golden Glow'
  • Pinus mugo 'Jacobsen'
  • Pinus mugo 'Kissen'
  • Pinus mugo 'Lemon'
  • Pinus mugo 'March'
  • Pinus mugo 'Mops Gold'
  • Pinus mugo 'Picobello'
  • Pinus mugo 'Piggelmee'
  • Pinus mugo 'Rigi'
  • Pinus mugo 'Rock Garden'
  • Pinus mugo subsp. uncinata 'Grüne Welle'
  • Pinus mugo subsp. uncinata 'Heideperle'
  • Pinus mugo subsp. uncinata 'Kostelnicek'
  • Pinus mugo subsp. uncinata 'Litomysl'
  • Pinus mugo subsp. uncinata 'Paradekissen'
  • Pinus mugo 'Sunshine' (v)
  • Pinus mugo 'Suzi'
  • Pinus mugo 'Varella'
  • Pinus mugo 'Winter Sun'
  • Pinus nigra
  • Pinus nigra 'Green Tower'
  • Pinus nigra 'Hornibrookiana'
  • Pinus nigra 'Komet'
  • Pinus nigra 'Obelisk'
  • Pinus nigra 'Oregon Green'
  • Pinus nigra 'Richard'
  • Pinus nigra 'Rondello'
  • Pinus nigra 'Spielberg'
  • Pinus nigra subsp. laricio 'Goldfinger'
  • Pinus parviflora 'Acto Goyo'
  • Pinus parviflora 'Baasch's Form'
  • Pinus parviflora 'Bergman'
  • Pinus parviflora 'Blue Angel'
  • Pinus parviflora 'Blue Lou'
  • Pinus parviflora 'Bonnie Bergman'
  • Pinus parviflora 'Bunty'
  • Pinus parviflora 'Catherine Elizabeth'
  • Pinus parviflora 'Daisy Sunset'
  • Pinus parviflora 'Frick Estate'
  • Pinus parviflora 'Hagaromo Seedling'
  • Pinus parviflora 'Ha-tzumari'
  • Pinus parviflora 'Hobbit'
  • Pinus parviflora 'Jim's Mini Curls'
  • Pinus parviflora 'Kanrico'
  • Pinus parviflora 'Kenwith'
  • Pinus parviflora 'Negishi'
  • Pinus parviflora 'Ooh la la'
  • Pinus parviflora 'Perido'
  • Pinus parviflora 'Saphir'
  • Pinus parviflora 'Schoon's Bonsai'
  • Pinus parviflora 'Shika-shima'
  • Pinus parviflora 'Shu-re'
  • Pinus parviflora 'Tani-mano-uki'
  • Pinus parviflora 'Tenysu-kazu'
  • Pinus parviflora 'Tribune'
  • Pinus parviflora var. pentaphylla 'Glauca'
  • Pinus peuce
  • Pinus peuce 'Cesarini'
  • Pinus peuce 'Harlekin'
  • Pinus ponderosa
  • Pinus ponderosa SDL2
  • Pinus pumila 'Blue Mops'
  • Pinus pumila 'Blue Note'
  • Pinus pumila 'Draijer's Dwarf'
  • Pinus pumila 'Globe'
  • Pinus pumila 'Säntis'
  • Pinus radiata
  • Pinus strobus
  • Pinus strobus 'Alba'
  • Pinus strobus 'Angel Falls'
  • Pinus strobus 'Beal's Starry Night'
  • Pinus strobus 'Bergman's Mini'
  • Pinus strobus 'Blue Shag'
  • Pinus strobus 'Connecticut Slate'
  • Pinus strobus 'Contorta'
  • Pinus strobus 'Diggy'
  • Pinus strobus 'Elf'
  • Pinus strobus 'Elkins Dwarf'
  • Pinus strobus 'Fastigiata Devine'
  • Pinus strobus 'Green Curls'
  • Pinus strobus 'Green Twist'
  • Pinus strobus 'Greg'
  • Pinus strobus 'Ground Hugger'
  • Pinus strobus 'Hillside Gem'
  • Pinus strobus 'Horsford'
  • Pinus strobus 'Horsford Sister'
  • Pinus strobus 'Krügers Lilliput'
  • Pinus strobus 'Louie'
  • Pinus strobus 'Mary Butler'
  • Pinus strobus 'Mary Sweeny'
  • Pinus strobus 'Minima'
  • Pinus strobus 'Minuta'
  • Pinus strobus 'Niagara Falls'
  • Pinus strobus 'North Star Gold'
  • Pinus strobus 'Ontario'
  • Pinus strobus 'Pacific Sunrise'
  • Pinus strobus 'Paul Waxman'
  • Pinus strobus 'Pygmaea'
  • Pinus strobus 'Radiata'
  • Pinus strobus 'Smokey Hollow'
  • Pinus strobus 'Squiggles'
  • Pinus strobus 'Stowe Pillar'
  • Pinus strobus 'Tiny Kurls'
  • Pinus strobus 'White Mountain'
  • Pinus sylvestris
  • Pinus sylvestris 'Anny's Wintersun'
  • Pinus sylvestris Aurea Group
  • Pinus sylvestris 'Beuvronensis'
  • Pinus sylvestris 'Chantry Blue'
  • Pinus sylvestris 'Green Penguin'
  • Pinus sylvestris 'Meffen Gold'
  • Pinus sylvestris 'Sandringham'
  • Pinus sylvestris 'Saxatilis'
  • Pinus sylvestris 'Xavery'
  • Pinus tabuliformis 'Shenyang'
  • Pinus thunbergii 'Banshosho'
  • Pinus thunbergii 'Kotobuki'
  • Pinus thunbergii 'Ogon'
  • Pinus thunbergii 'Thunderhead'
  • Pinus virginiana 'Driscoll'
  • Pinus wallichiana
  • Pinus wallichiana 'Nana'
  • Pinus wallichiana 'Winter Light'
  • Pinus × schwerinii 'Wiethorst'
  • Piptanthus nepalensis
  • Pittosporum eugenioides 'Variegatum' (v)
  • Pittosporum tenuifolium 'Bannow Bay'
  • Pittosporum tenuifolium 'Elizabeth' (m/v)
  • Pittosporum tenuifolium 'French Lace'
  • Pittosporum tenuifolium 'Godsmark Green'
  • Pittosporum tenuifolium 'Loxhill Gold'
  • Pittosporum tenuifolium 'Margaret Turnbull' (v)
  • Pittosporum tenuifolium 'Petite Plum'
  • Pittosporum tenuifolium 'Silver Queen' (f/v)
  • Pittosporum tenuifolium 'Tom Thumb'
  • Pittosporum tenuifolium 'Warnham Gold' (m)
  • Pittosporum 'Garnettii' (v)
  • Platycladus orientalis 'Elegantissima'
  • Pleioblastus argenteostriatus f. pumilus
  • Podocarpus lawrencei 'Purple King'
  • Podocarpus 'Autumn Shades' (m)
  • Podocarpus 'Chocolate Box' (f)
  • Podocarpus 'County Park Fire' (PBR) (f)
  • Podocarpus 'Flame' (m)
  • Podocarpus 'Spring Sunshine' (f)
  • Podophyllum peltatum
  • Podophyllum versipelle 'Spotty Dotty' (PBR) (v)
  • Podophyllum 'Kaleidoscope' (v)
  • Polemonium caeruleum
  • Polemonium reptans 'Stairway to Heaven' (PBR) (v)
  • Polemonium reptans 'Touch of Class' (PBR) (v)
  • Polemonium yezoense var. hidakanum Bressingham Purple = 'Polbress'
  • Polemonium yezoense var. hidakanum 'Purple Rain'
  • Polemonium 'Blue Pearl'
  • Polemonium 'Heaven Scent' (PBR)
  • Polemonium 'Lambrook Mauve'
  • Polemonium 'Northern Lights'
  • Polygonatum biflorum
  • Polygonatum cirrhifolium red-flowered
  • Polygonatum curvistylum
  • Polygonatum hookeri
  • Polygonatum humile
  • Polygonatum multiflorum L.
  • Polygonatum odoratum
  • Polygonatum odoratum 'Silver Wings' (v)
  • Polygonatum odoratum var. pluriflorum 'Variegatum' (v)
  • Polygonatum verticillatum 'Rubrum'
  • Polypodium vulgare 'Bifidocristatum'
  • Polypodium 'Whitley Giant'
  • Polystichum acrostichoides
  • Polystichum aculeatum
  • Polystichum braunii
  • Polystichum makinoi
  • Polystichum munitum
  • Polystichum neolobatum
  • Polystichum polyblepharum
  • Polystichum rigens
  • Polystichum setiferum (Divisilobum Group) 'Dahlem'
  • Polystichum setiferum (Divisilobum Group) 'Divisilobum Wollaston'
  • Polystichum setiferum (Divisilobum Group) 'Herrenhausen'
  • Polystichum setiferum (Divisilobum Group) 'Proliferum'
  • Polystichum setiferum Congestum Group
  • Polystichum setiferum Plumosomultilobum Group
  • Polystichum yunnanense
  • Potentilla atrosanguinea var. argyrophylla
  • Potentilla fissa
  • Potentilla fruticosa (Sulphurascens Group) 'Elizabeth'
  • Potentilla fruticosa (Sulphurascens Group) 'Longacre Variety'
  • Potentilla fruticosa Bella Lindsey = 'Hendlin'
  • Potentilla fruticosa Bella Sol = 'Hachdon'
  • Potentilla fruticosa Danny Boy = 'Lissdan' (PBR)
  • Potentilla fruticosa Mango Tango = 'Uman' (PBR)
  • Potentilla fruticosa Princess = 'Blink'
  • Potentilla fruticosa 'Abbotswood'
  • Potentilla fruticosa 'Annette'
  • Potentilla fruticosa 'Daydawn'
  • Potentilla fruticosa 'Grace Darling'
  • Potentilla fruticosa 'Hopleys Orange'
  • Potentilla fruticosa 'Kobold'
  • Potentilla fruticosa 'Maanelys'
  • Potentilla fruticosa 'Pretty Polly'
  • Potentilla fruticosa 'Primrose Beauty'
  • Potentilla fruticosa 'Red Ace'
  • Potentilla fruticosa 'Red Joker'
  • Potentilla fruticosa 'Sunset'
  • Potentilla fruticosa 'Tangerine'
  • Potentilla fruticosa 'Vilmoriniana'
  • Potentilla nepalensis 'Helen Jane'
  • Potentilla nepalensis 'Miss Willmott'
  • Potentilla nepalensis 'Ron McBeath'
  • Potentilla nepalensis 'Shogran'
  • Potentilla palustris
  • Potentilla recta var. sulphurea
  • Potentilla thurberi
  • Potentilla thurberi 'Monarch's Velvet'
  • Potentilla × hopwoodiana
  • Potentilla × hybrida 'Jean Jabber'
  • Potentilla × tonguei
  • Potentilla 'Arc-en-ciel'
  • Potentilla 'Emilie' (d)
  • Potentilla 'Esta Ann'
  • Potentilla 'Etna'
  • Potentilla 'Fireflame'
  • Potentilla 'Flambeau' (d)
  • Potentilla 'Gibson's Scarlet'
  • Potentilla 'Gloire de Nancy' (d)
  • Potentilla 'Herzblut'
  • Potentilla 'Monsieur Rouillard' (d)
  • Potentilla 'Mont d'Or'
  • Potentilla 'Versicolor Plena' (d)
  • Potentilla 'William Rollisson'
  • Potentilla 'Yellow Queen'
  • Primula auricula 'Gizabroon' (Au/S)
  • Primula auricula 'Late Romantic' (Au/d)
  • Primula auricula 'Lunar Eclipse' (Au/d)
  • Primula auricula 'Old Yellow Dusty Miller' (Au/B)
  • Primula auricula 'Purple Pip' (Au/d)
  • Primula auricula 'Shaun' (Au/d)
  • Primula beesiana (Pf)
  • Primula bulleyana (Pf)
  • Primula capitata subsp. mooreana (Ca)
  • Primula chungensis (Pf)
  • Primula cortusoides (Co)
  • Primula denticulata blue-flowered (De)
  • Primula denticulata 'Rubin' (De)
  • Primula denticulata var. alba (De)
  • Primula elatior (Pr)
  • Primula florindae (Si)
  • Primula florindae red-flowered (Si)
  • Primula japonica 'Alba' (Pf)
  • Primula japonica 'Apple Blossom' (Pf)
  • Primula japonica 'Miller's Crimson' (Pf)
  • Primula pulverulenta (Pf)
  • Primula sieboldii 'Blue Lagoon' (Co)
  • Primula sieboldii 'Carefree' (Co)
  • Primula sieboldii 'Geisha Girl' (Co)
  • Primula sieboldii 'Oshibori' (Co)
  • Primula sieboldii 'Seraphim' (Co)
  • Primula sieboldii 'Snowflake' (Co)
  • Primula veris (Pr)
  • Primula veris 'Katy McSparron' (Pr/d)
  • Primula veris 'Sunset Shades' (Pr)
  • Primula vialii 'Alison Holland' (So)
  • Primula vulgaris (Pr/Prim)
  • Primula vulgaris Drumcliffe = 'K74' (PBR) (Pr/Prim)
  • Primula vulgaris 'Dunbeg' (Kennedy Irish Series) (Pr/Prim)
  • Primula × forsteri (Au)
  • Primula × pubescens 'Boothman's Variety' (Au)
  • Primula Belarina Buttermilk = 'Kerbelmilk' (PBR) (Belarina Series) (Pr/Prim/d)
  • Primula Belarina Pink Ice = 'Kerbelpice' (PBR) (Belarina Series) (Pr/Prim/d)
  • Primula Belarina Rosette Valentine = 'Kerbelred' (PBR) (Belarina Rosette Series) (Pr/Prim/d)
  • Primula 'Dark Rosaleen' (Pr/Poly)
  • Primula 'Don Keefe' (Pr/Poly)
  • Primula 'Duchess of York' (Pr/Poly)
  • Primula 'Elizabeth Killelay' (PBR) (Pr/Poly/d)
  • Primula 'Francisca' (Pr/Poly)
  • Primula Gold-laced Group (Pr/Poly)
  • Primula 'Guinevere' (Pr/Poly)
  • Primula 'Kusum Krishna' (Au)
  • Primula 'Lady Greer' (Pr/Poly)
  • Primula 'Lizzie Green' (Pr/Prim)
  • Primula 'MacWatt's Cream' (Pr/Poly)
  • Primula 'Millstream Cream' (Au)
  • Primula 'Tie Dye' (Pr/Prim)
  • Prinsepia sinensis
  • Prosartes maculata
  • Prosartes smithii
  • Prostanthera cuneata
  • Prunella grandiflora 'Alba'
  • Prunella grandiflora 'Pagoda'
  • Prunella grandiflora 'Rubra'
  • Prunus armeniaca 'Goldcot' (F)
  • Prunus avium
  • Prunus avium Celeste = 'Sumpaca' (PBR) (D)
  • Prunus avium 'Lapins' (F)
  • Prunus avium 'Plena' (d)
  • Prunus avium 'Stella' (F)
  • Prunus avium 'Summer Sun' (D)
  • Prunus avium 'Van' (F)
  • Prunus cerasifera 'Rosea'
  • Prunus cerasus 'Morello' (C)
  • Prunus domestica 'Avalon' (D)
  • Prunus domestica 'Gordon Castle' (D)
  • Prunus domestica 'Guinevere' (C)
  • Prunus domestica 'Kulinaria' (D)
  • Prunus domestica 'Opal' (D)
  • Prunus domestica 'Reeves' (C)
  • Prunus domestica 'Victoria' (D)
  • Prunus incisa f. yamadei
  • Prunus incisa 'February Pink'
  • Prunus incisa 'Fujimae'
  • Prunus incisa 'Kojo-no-mai'
  • Prunus incisa 'Lotte'
  • Prunus incisa 'Mikinori'
  • Prunus incisa 'Oshidori' (d)
  • Prunus insititia 'Farleigh Damson' (C)
  • Prunus insititia 'Merryweather Damson' (C)
  • Prunus insititia 'Prune Damson' (C)
  • Prunus insititia 'Shepherd's Bullace' (C)
  • Prunus insititia 'Westmorland Prune' (C)
  • Prunus laurocerasus 'Castlewellan' (v)
  • Prunus laurocerasus 'Caucasica'
  • Prunus laurocerasus 'Novita'
  • Prunus laurocerasus 'Rotundifolia'
  • Prunus litigiosa
  • Prunus lusitanica
  • Prunus lusitanica 'Myrtifolia'
  • Prunus mume 'Beni-chidori'
  • Prunus nipponica var. kurilensis 'Brillant'
  • Prunus padus
  • Prunus padus 'Colorata'
  • Prunus persica 'Peregrine' (F)
  • Prunus persica 'Rochester' (F)
  • Prunus persica 'Spring Snow' (PBR) (F)
  • Prunus sargentii
  • Prunus serrula
  • Prunus spinosa
  • Prunus × incam 'Okamé'
  • Prunus × subhirtella 'Autumnalis'
  • Prunus × subhirtella 'Autumnalis Rosea'
  • Prunus × subhirtella 'Fukubana'
  • Prunus × yedoensis 'Shidare-Yoshino'
  • Prunus Easter Bonnet = 'Comet' (PBR)
  • Prunus Frilly Frock = 'Fpmspl' (v)
  • Prunus 'Accolade' (d)
  • Prunus 'Amanogawa'
  • Prunus 'Hokusai'
  • Prunus 'Horinji'
  • Prunus 'Ichiyo' (d)
  • Prunus 'Jacqueline'
  • Prunus 'Kanzan' (d)
  • Prunus 'Kiku-shidare-zakura'
  • Prunus 'Kursar'
  • Prunus 'Little Pink Perfection'
  • Prunus 'Matsumae-beni-murasaki'
  • Prunus 'Matsumae-fuki'
  • Prunus 'Shirotae'
  • Prunus 'Shizuka'
  • Prunus 'Shogetsu'
  • Prunus 'Snow Goose'
  • Prunus 'Snow Showers'
  • Prunus 'Sunset Boulevard'
  • Prunus 'Tai-haku'
  • Prunus 'Tiltstone Hellfire'
  • Prunus 'Ukon'
  • Pseudosasa japonica
  • Pseudosasa japonica 'Tsutsumiana'
  • Pseudotsuga menziesii 'Hillside Pride'
  • Pseudotsuga menziesii 'Moerheimii'
  • Pseudowintera colorata
  • Pterocarya stenoptera
  • Pterostyrax hispida
  • Pulmonaria longifolia
  • Pulmonaria longifolia 'Dordogne'
  • Pulmonaria longifolia subsp. cevennensis
  • Pulmonaria officinalis 'White Wings'
  • Pulmonaria rubra
  • Pulmonaria rubra 'Barfield Pink'
  • Pulmonaria rubra 'Bowles's Red'
  • Pulmonaria rubra 'Redstart'
  • Pulmonaria saccharata 'Leopard'
  • Pulmonaria saccharata 'Mrs Moon'
  • Pulmonaria saccharata 'Silverado' (PBR)
  • Pulmonaria Opal = 'Ocupol'
  • Pulmonaria 'Blue Ensign'
  • Pulmonaria 'Coral Springs'
  • Pulmonaria 'Diana Clare'
  • Pulmonaria 'Excalibur'
  • Pulmonaria 'Majesté'
  • Pulmonaria 'Mrs Kittle'
  • Pulmonaria 'Pink Haze' (PBR)
  • Pulmonaria 'Raspberry Splash' (PBR)
  • Pulmonaria 'Samurai'
  • Pulmonaria 'Sissinghurst White'
  • Pulmonaria 'Stillingfleet Meg'
  • Pulsatilla rubra
  • Pulsatilla vernalis
  • Pulsatilla vulgaris 'Perlen Glocke'
  • Pulsatilla vulgaris subsp. grandis
  • Pulsatilla vulgaris subsp. grandis 'Papageno'
  • Pycnanthemum tenuifolium
  • Pyracantha coccinea 'Red Column'
  • Pyracantha 'Golden Charmer'
  • Pyracantha 'Orange Glow'
  • Pyracantha 'Soleil d'Or'
  • Pyrus communis 'Beth' (D)
  • Pyrus communis 'Concorde' (D)
  • Pyrus communis 'Conference' (D)
  • Pyrus communis 'Doyenné du Comice' (D)
  • Pyrus communis 'Williams' Bon Chrétien' (D/C)
  • Pyrus communis 'Winter Nelis' (D)
  • Pyrus pashia
  • Pyrus salicifolia 'Pendula'
  • Quercus dentata 'Pinnatifida'
  • Quercus ellipsoidalis
  • Quercus glauca
  • Quercus ilex
  • Quercus myrsinifolia
  • Quercus palustris
  • Quercus palustris Green Pillar = 'Pringreen'
  • Quercus palustris 'Green Dwarf'
  • Quercus palustris 'Isabel'
  • Quercus phellos
  • Quercus robur
  • Quercus rubra
  • Quercus rubra 'Haaren'
  • Quercus shumardii
  • Quercus velutina
  • Quercus wislizeni
  • Quercus × crenata 'Waasland Select'
  • Ranunculus aconitifolius
  • Ranunculus aconitifolius 'Flore Pleno' (d)
  • Ranunculus constantinopolitanus 'Plenus' (d)
  • Rhamnus alaternus 'Argenteovariegata' (v)
  • Rhamnus cathartica
  • Rhamnus taquetii
  • Rheum alexandrae
  • Rheum australe
  • Rheum delavayi
  • Rheum palmatum var. tanguticum
  • Rheum rhaponticum
  • Rheum × hybridum 'Champagne'
  • Rheum × hybridum 'Holsteiner Blut'
  • Rheum × hybridum 'Sutton's Seedless 29'
  • Rheum × hybridum 'Timperley Early'
  • Rheum × hybridum 'Victoria'
  • Rheum 'Ace of Hearts'
  • Rhodiola rhodantha
  • Rhodiola rosea
  • Rhodiola semenovii
  • Rhododendron arboreum
  • Rhododendron arboreum 'Rubaiyat'
  • Rhododendron augustinii 'Bowood Blue'
  • Rhododendron fortunei
  • Rhododendron fortunei subsp. discolor
  • Rhododendron glanduliferum
  • Rhododendron grande
  • Rhododendron groenlandicum
  • Rhododendron groenlandicum 'Compactum'
  • Rhododendron groenlandicum 'Helma'
  • Rhododendron groenlandicum 'Lenie'
  • Rhododendron luteum (A)
  • Rhododendron macabeanum
  • Rhododendron makinoi 'Fuju-kaku-no-matsu'
  • Rhododendron oreotrephes 'Pentland'
  • Rhododendron pachysanthum 'Crosswater'
  • Rhododendron ponticum 'Variegatum' (v)
  • Rhododendron recurvoides
  • Rhododendron sinogrande
  • Rhododendron viridescens 'Doshong La'
  • Rhododendron viscosum (Vs)
  • Rhododendron (Aronense Group) 'Fumiko' (EA)
  • Rhododendron (Aronense Group) 'Kazuko' (EA)
  • Rhododendron (Aronense Group) 'Satschiko' (EA)
  • Rhododendron (Bow Bells Group) 'Bow Bells'
  • Rhododendron (Elisabeth Hobbie Group) 'Elisabeth Hobbie'
  • Rhododendron (Fabia Group) 'Fabia Waterer'
  • Rhododendron (PJM Group) 'Peter John Mezitt'
  • Rhododendron (Tortoiseshell Group) 'Tortoiseshell Orange'
  • Rhododendron (Winsome Group) 'Winsome'
  • Rhododendron Belami = 'Hachbela'
  • Rhododendron Bohlken's Lupinenberg Laguna
  • Rhododendron Cherry Kiss = 'Hachcher' (PBR)
  • Rhododendron Gelb Dufthecke = 'Rhodunter 150' (PBR) (Inkarho)
  • Rhododendron Graffito = 'Hachgraf'
  • Rhododendron Hachmann's Kabarett = 'Hachkaba'
  • Rhododendron White Dufthecke = 'Rhodunter 48' (PBR) (Inkarho)
  • Rhododendron 'Albert Schweitzer'
  • Rhododendron 'Ann Lindsay'
  • Rhododendron 'Anneke' (A)
  • Rhododendron 'Arabesk' (EA)
  • Rhododendron 'Arctic Tern'
  • Rhododendron 'Arneson Gem' (A)
  • Rhododendron 'Azurika'
  • Rhododendron 'Azurro'
  • Rhododendron 'Barbarella'
  • Rhododendron 'Belkanto'
  • Rhododendron 'Bengal'
  • Rhododendron 'Benny Gery' (EA)
  • Rhododendron 'Blewbury'
  • Rhododendron 'Blue Danube' (EA)
  • Rhododendron 'Blue Pool'
  • Rhododendron Blue Tit Group
  • Rhododendron 'Blutopia'
  • Rhododendron 'Bruce Brechtbill'
  • Rhododendron 'Bruns Gloria'
  • Rhododendron 'Canzonetta' (EA/d)
  • Rhododendron 'Caroline Allbrook'
  • Rhododendron 'Chanel' (Vs)
  • Rhododendron 'Christmas Cheer' (caucasicum hybrid)
  • Rhododendron 'Corany' (A)
  • Rhododendron 'Cosmopolitan'
  • Rhododendron 'Cream Crest'
  • Rhododendron 'Creamy Chiffon'
  • Rhododendron 'Cunningham's White'
  • Rhododendron 'Daviesii' (G)
  • Rhododendron 'Delta'
  • Rhododendron 'Doctor Reiger'
  • Rhododendron 'Dolores' (EA)
  • Rhododendron 'Dreamland'
  • Rhododendron 'Elizabeth Red Foliage'
  • Rhododendron 'Excelsior'
  • Rhododendron 'Fantastica'
  • Rhododendron 'Feuerwerk' (K)
  • Rhododendron 'Firelight' (hybrid)
  • Rhododendron 'Florida' (EA/d)
  • Rhododendron 'Fragrantissimum'
  • Rhododendron 'Furious Fujiori' (PBR) (EA)
  • Rhododendron 'Germania'
  • Rhododendron Gertrud Schäle Group
  • Rhododendron 'Gibraltar' (K)
  • Rhododendron 'Gilbert Mullie' (EA)
  • Rhododendron 'Ginny Gee'
  • Rhododendron 'Glowing Embers' (K)
  • Rhododendron 'Golden Eagle' (K)
  • Rhododendron 'Golden Gate'
  • Rhododendron 'Golden Lights' (A)
  • Rhododendron 'Golden Torch'
  • Rhododendron 'Goldkrone'
  • Rhododendron 'Gomer Waterer'
  • Rhododendron 'Graziella'
  • Rhododendron 'Gristede'
  • Rhododendron 'Hachmann's Juanita' (K)
  • Rhododendron 'Hachmann's Junifeuer'
  • Rhododendron 'Hachmann's Metallica'
  • Rhododendron 'Hachmann's Orakel'
  • Rhododendron 'Halfdan Lem'
  • Rhododendron 'Harvest Moon' (K)
  • Rhododendron 'Herbert' (EA)
  • Rhododendron 'High Summer'
  • Rhododendron 'Hino-crimson' (Kurume) (EA)
  • Rhododendron 'Holden'
  • Rhododendron 'Homebush' (K/d)
  • Rhododendron 'Hoppy'
  • Rhododendron 'Horizon Monarch'
  • Rhododendron 'Hydon Velvet'
  • Rhododendron 'Jens Jörgen Sörensen'
  • Rhododendron 'Johanna' (EA)
  • Rhododendron 'Jolie Madame' (Vs)
  • Rhododendron 'Kali'
  • Rhododendron 'Kalinka'
  • Rhododendron 'Kermesinum Rosé' (EA)
  • Rhododendron 'Klondyke' (K)
  • Rhododendron 'Lavender Girl'
  • Rhododendron 'Lord Roberts'
  • Rhododendron 'Lumina'
  • Rhododendron 'Madame Albert van Hecke' (EA)
  • Rhododendron 'Madame Galle'
  • Rhododendron 'Madame Masson'
  • Rhododendron 'Makiyak'
  • Rhododendron 'Manda Sue'
  • Rhododendron 'Mandarin Lights' (A)
  • Rhododendron 'Mardi Gras'
  • Rhododendron 'Marie Fortie'
  • Rhododendron 'Markeeta's Prize'
  • Rhododendron 'Maruschka' (EA)
  • Rhododendron 'Mary Helen' (Glenn Dale) (EA)
  • Rhododendron 'Millennium Gold' (PBR)
  • Rhododendron 'Monsieur Marcel Ménard'
  • Rhododendron 'Mother's Day' (Kurume) (EA)
  • Rhododendron 'Mrs T.H. Lowinsky'
  • Rhododendron 'Nabucco' (A)
  • Rhododendron 'Nancy Evans'
  • Rhododendron 'Night Sky'
  • Rhododendron 'Northern Hi-Lights' (A)
  • Rhododendron 'Orange King' (EA)
  • Rhododendron 'Patty Bee'
  • Rhododendron 'Percy Wiseman'
  • Rhododendron 'Persil' (K)
  • Rhododendron 'Peter Alan'
  • Rhododendron 'Pfauenauge'
  • Rhododendron 'Phyllis Korn'
  • Rhododendron 'Pink Cherub'
  • Rhododendron 'Pleasant White' (EA)
  • Rhododendron 'Polarnacht'
  • Rhododendron 'Praecox'
  • Rhododendron 'Princess Anne'
  • Rhododendron 'Purple Gem'
  • Rhododendron 'Razorbill'
  • Rhododendron 'Robert Seleger'
  • Rhododendron 'Rocket'
  • Rhododendron 'Rwain'
  • Rhododendron 'Sacko'
  • Rhododendron 'Santa Maria' (EA)
  • Rhododendron 'Satan' (K)
  • Rhododendron 'Scarlet Wonder'
  • Rhododendron 'Scintillation'
  • Rhododendron 'Shamrock'
  • Rhododendron 'Snipe'
  • Rhododendron 'Souvenir of W.C. Slocock'
  • Rhododendron 'Squirrel' (EA)
  • Rhododendron 'Stoat' (EA)
  • Rhododendron 'Sun Fire'
  • Rhododendron 'Sunte Nectarine' (K)
  • Rhododendron 'Susan' (EA)
  • Rhododendron 'Taurus'
  • Rhododendron 'Tinkerbird'
  • Rhododendron 'Vinecourt Dream' (M)
  • Rhododendron 'Viscy' (Inkarho)
  • Rhododendron 'Wee Bee'
  • Rhododendron 'Wombat' (EA)
  • Rhodotypos scandens
  • Rhus aromatica
  • Rhus glabra 'Laciniata' ambig.
  • Rhus potaninii
  • Rhus typhina
  • Rhus typhina Radiance = 'Sinrus'
  • Rhus typhina 'Dissecta'
  • Ribes americanum 'Variegatum' (v)
  • Ribes gayanum
  • Ribes laurifolium
  • Ribes laurifolium 'Mrs Amy Doncaster'
  • Ribes laurifolium Rosemoor form
  • Ribes nigrum 'Baldwin' (B)
  • Ribes nigrum 'Ben Connan' (B)
  • Ribes nigrum 'Ben Lomond' (PBR) (B)
  • Ribes nigrum 'Ben More' (B)
  • Ribes nigrum 'Ben Sarek' (B)
  • Ribes nigrum 'Ben Tirran' (B)
  • Ribes nigrum 'Titania' (B)
  • Ribes odoratum
  • Ribes rubrum 'Jonkheer van Tets' (R)
  • Ribes rubrum 'Junifer' (R)
  • Ribes rubrum 'Laxton's Number One' (R)
  • Ribes rubrum 'Red Lake' (R)
  • Ribes rubrum 'Rovada' (R)
  • Ribes sanguineum White Icicle = 'Ubric'
  • Ribes sanguineum 'Brocklebankii'
  • Ribes sanguineum 'Elkington's White'
  • Ribes sanguineum 'King Edward VII'
  • Ribes sanguineum 'Koja'
  • Ribes sanguineum 'Pulborough Scarlet'
  • Ribes sanguineum 'Tydeman's White'
  • Ribes speciosum
  • Ribes uva-crispa 'Captivator' (C)
  • Ribes uva-crispa 'Hinnonmäki Röd' (C/D)
  • Ribes uva-crispa 'Invicta' (C/D)
  • Ribes viburnifolium
  • Ribes × beatonii
  • Ribes × culverwellii (F)
  • Robinia pseudoacacia 'Frisia'
  • Robinia pseudoacacia 'Lace Lady' (PBR)
  • Robinia × slavinii 'Hillieri'
  • Rodgersia aesculifolia
  • Rodgersia aesculifolia var. henrici 'Cherry Blush'
  • Rodgersia aesculifolia var. henrici hybrid
  • Rodgersia pinnata 'Candy Clouds' (d)
  • Rodgersia pinnata 'Chocolate Wing'
  • Rodgersia pinnata 'Crûg Cardinal'
  • Rodgersia pinnata 'Fireworks' (PBR)
  • Rodgersia pinnata 'Maurice Mason'
  • Rodgersia podophylla
  • Rodgersia podophylla 'Smaragd'
  • Rodgersia sambucifolia
  • Rodgersia 'Bronze Peacock'
  • Rodgersia 'Dark Pokers'
  • Rodgersia 'Die Schöne'
  • Rodgersia 'Herkules'
  • Rodgersia 'La Blanche'
  • Romneya coulteri
  • Rosa banksiae 'Lutea' (Ra/d)
  • Rosa banksiae 'Rosea' (Ra)
  • Rosa brunonii 'La Mortola' (Ra)
  • Rosa canina (S)
  • Rosa filipes 'Kiftsgate' (Ra)
  • Rosa foetida 'Bicolor' (S)
  • Rosa gallica var. officinalis (G)
  • Rosa gallica 'Versicolor' (G)
  • Rosa glauca Pourr. (S)
  • Rosa longicuspis Bertol. (Ra)
  • Rosa rugosa 'Alba' (Ru)
  • Rosa rugosa 'Rubra' (Ru)
  • Rosa sericea subsp. omeiensis f. pteracantha (S)
  • Rosa spinosissima 'Mary, Queen of Scots'
  • Rosa xanthina 'Canary Bird' (S)
  • Rosa xanthina f. hugonis
  • Rosa 'Étendard' (ClHT)
  • Rosa 'Étoile de Hollande' (HT)
  • Rosa × alba 'Alba Maxima' (A)
  • Rosa × alba 'Alba Semiplena' (A)
  • Rosa × centifolia 'Cristata' (Ce)
  • Rosa × centifolia 'De Meaux' (Ce)
  • Rosa × damascena 'Professeur émile Perrot' (D)
  • Rosa × damascena var. semperflorens (D)
  • Rosa × harisonii 'Williams' Double Yellow' (SpH)
  • Rosa × jacksonii 'Max Graf' (GC/Ru)
  • Rosa × odorata 'Mutabilis' (Ch)
  • Rosa × odorata 'Pallida' (Ch)
  • Rosa A Shropshire Lad = 'Ausled' (PBR) (S)
  • Rosa Alissar, Princess of Phoenicia = 'Harsidon' (PBR) (S)
  • Rosa Bathsheba = 'Auschimbley' (PBR) (Cl)
  • Rosa Bonica = 'Meidomonac' (GC)
  • Rosa Bright as a Button = 'Chewsumsigns' (PBR) (S)
  • Rosa Chandos Beauty = 'Harmisty' (PBR) (HT)
  • Rosa Charles Darwin = 'Auspeet' (PBR) (S)
  • Rosa Chartreuse de Parme = 'Delviola' (S)
  • Rosa Chianti = 'Auswine' (S)
  • Rosa Chloe = 'Poulen003' (PBR) (Renaissance Series) (S)
  • Rosa Claire Austin = 'Ausprior' (PBR) (Cl)
  • Rosa Crème de la Crème = 'Gancre' (PBR) (ClHT)
  • Rosa Crown Princess Margareta = 'Auswinter' (PBR) (Cl)
  • Rosa Cumberland = 'Harnext' (PBR) (ClF)
  • Rosa Dame Judi Dench = 'Ausquaker' (PBR) (HM)
  • Rosa Darcey Bussell = 'Ausdecorum' (PBR) (S)
  • Rosa Desdemona = 'Auskindling' (PBR) (HM)
  • Rosa Dizzy Heights = 'Fryblissful' (PBR) (ClHT)
  • Rosa Dublin Bay = 'Macdub' (ClF)
  • Rosa Duchess of Cornwall = 'Tan97159' (PBR) (HT)
  • Rosa Easy Does It = 'Harpageant' (PBR) (F)
  • Rosa Eustacia Vye = 'Ausegdon' (S)
  • Rosa Eye of the Storm = 'Wekeots' (F)
  • Rosa Eyes for You = 'Pejbigeye' (F)
  • Rosa Falstaff = 'Ausverse' (PBR) (S)
  • Rosa Fighting Temeraire = 'Austrava' (PBR) (S)
  • Rosa For Your Eyes Only = 'Cheweyesup' (PBR) (S)
  • Rosa Galway Bay = 'Macba' (ClHT)
  • Rosa Gertrude Jekyll = 'Ausbord' (PBR) (S)
  • Rosa Global Beauty = 'Tan 94448' (HT)
  • Rosa Gloriana = 'Chewpope' (PBR) (ClMin)
  • Rosa Golden Beauty = 'Clebeau' (Min)
  • Rosa Golden Celebration = 'Ausgold' (PBR) (S)
  • Rosa Graham Thomas = 'Ausmas' (S)
  • Rosa Grand Award = 'Poulcy014' (PBR) (Courtyard Series) (ClF)
  • Rosa Grouse = 'Korimro' (S/GC)
  • Rosa Händel = 'Macha' (ClHT)
  • Rosa Happy Anniversary ambig.
  • Rosa Henri Matisse = 'Delstrobla' (F)
  • Rosa Hommage À Barbara = 'Delchifrou' (PBR) (HT)
  • Rosa Imogen = 'Austritch' (PBR) (S)
  • Rosa Isabella = 'Poulisab' (PBR) (Renaissance Series) (S)
  • Rosa Jacqueline du Pré = 'Harwanna' (S)
  • Rosa James Galway = 'Auscrystal' (PBR) (Cl)
  • Rosa Jasmina = 'Korcentex' (PBR) (ClHT)
  • Rosa Joie de Vivre = 'Korfloci 01' (PBR) (Patio/S)
  • Rosa Kent = 'Poulcov' (Towne & Country Series) (S/GC)
  • Rosa Kisses of Fire = 'Chewmultiseek' (ClMin)
  • Rosa La Rose de Molinard = 'Delgrarose' (PBR) (S)
  • Rosa Lancashire = 'Korstesgli' (PBR) (GC)
  • Rosa Lavender Symphonie = 'Meiptima' (Patio)
  • Rosa Leaping Salmon = 'Peamight' (PBR) (ClHT)
  • Rosa Lichfield Angel = 'Ausrelate' (PBR) (S)
  • Rosa Love Knot = 'Chewglorious' (PBR) (ClMin)
  • Rosa Lovestruck = 'Dicommatac' (F)
  • Rosa Malvern Hills = 'Auscanary' (PBR) (Ra)
  • Rosa Millie = 'Poulren013' (PBR) (Renaissance Series) (S)
  • Rosa Molineux = 'Ausmol' (PBR) (S)
  • Rosa Natalie = 'Poulren014' (PBR) (Renaissance Series) (S)
  • Rosa Night Owl = 'Wekpurosot' (Cl)
  • Rosa One in a Million = 'Poulren024' (PBR) (S)
  • Rosa Papi Delbard = 'Delaby' (ClHT)
  • Rosa Penny Lane = 'Hardwell' (PBR) (ClHT)
  • Rosa Perpetually Yours = 'Harfable' (PBR) (Cl)
  • Rosa Pretty Jessica = 'Ausjess' (S)
  • Rosa Princess Alexandra = 'Pouldra' (PBR) (Renaissance Series) (S)
  • Rosa Proper Job = 'Tan02733' (PBR) (HT)
  • Rosa Pure Poetry = 'Tan04179' (HT)
  • Rosa Queen of Sweden = 'Austiger' (PBR) (S)
  • Rosa Rambling Rosie = 'Horjasper' (PBR) (Ra)
  • Rosa Raymond Blanc = 'Delnado' (HT)
  • Rosa Rhapsody in Blue = 'Frantasia' (PBR) (S)
  • Rosa Roald Dahl = 'Ausowlish' (PBR) (S)
  • Rosa Rose des Cisterciens = 'Delarle' (HT)
  • Rosa Rosy Cushion = 'Interall' (S/GC)
  • Rosa Sandra = 'Poulen055' (PBR) (Renaissance Series) (S)
  • Rosa Scent from Heaven = 'Chewbabaluv' (ClHT)
  • Rosa Scented Carpet = 'Chewground' (PBR) (GC)
  • Rosa Scepter'd Isle = 'Ausland' (PBR) (S)
  • Rosa Silver Anniversary ambig.
  • Rosa Snow Goose = 'Auspom' (PBR) (ClS)
  • Rosa Sophia = 'Poulen002' (PBR) (Renaissance Series) (S)
  • Rosa Special Anniversary = 'Whastiluc' (PBR) (HT)
  • Rosa Strawberry Hill = 'Ausrimini' (PBR) (Cl)
  • Rosa Summer Memories = 'Koruteli' (PBR) (Palace Series) (F)
  • Rosa Super Elfin = 'Helkleger' (PBR) (Ra)
  • Rosa Super Fairy = 'Helsufair' (PBR) (Ra)
  • Rosa Surrey = 'Korlanum' (GC)
  • Rosa Susan Williams-Ellis = 'Ausquirk' (PBR) (S)
  • Rosa Susan = 'Poulsue' (S)
  • Rosa Swan Lake = 'Macmed' (Cl)
  • Rosa Sweet Honey = 'Korkularis' (HT)
  • Rosa