Fls 3 per stem, 65mm wide; perianth segments 29mm long, roundish, very broad, truncate, mucronate, white, touched greenish at base, spreading, shallowly concave, with margins somewhat wavy, smooth and of heavy substance, overlapping half or more; the inner segments narrower, scarcely mucronate; corona 10mm long, cup-shaped, broadly ribbed, mouth straight and wavy, with rim minutely crenate. Mid-season