Fl. rounded, 82mm wide, facing downwards; perianth segments 33mm long, roundish, very broad, truncate, white NN155D, reflexed, concave, creased and of membranaceous substance, overlapping half or more; the inner segments shouldered at base, more nearly plane; corona 21mm long, cup-shaped, smooth, yellow with a broad band of orange (26B) at rim, mouth expanded, broadly ribbed and lightly frilled, with rim dentate and somewhat flanged.