Fl. 124mm wide, facing slightly upwards; perianth segments 43mm long, ovate, blunt, mucronate, opening greenish yellow, becoming white, spreading, twisted, smooth and of heavy substance, overlapping at base only; the inner segments narrower; corona 43mm long, funnel-shaped, angled, opening greenish yellow, becoming white, with a very broad band of vivid yellow at mouth, mouth flared, ribbed, lobed and lightly frilled, with rim entire. Strongly scented.