Herbarium
Standards
Participating herbaria
Specimens
The Herbarium, RHS Garden Wisley, Woking, Surrey GU23 6QB
Tel: +44 (0)1483 224234
Fax: +44 (0)1483 217750
E-mail: Herbarium Research Assistant (Standards)Melbourne University
Hillier Arboretum
Agriculture and Agri-food Canada Vascular Plant Collection