Fls 4-5 per stem, 67mm wide, soft lemon yellow; perianth segments 31mm long, ovate, blunt, mucronate, reflexed, plane or with margins a little incurved, lightly creased and of heavy substance, overlapping one-third; the inner segments narrower, less prominently mucronate; corona 18mm long, cup-shaped, smooth, slightly paler yellow than perianth segments, mouth straight, neatly ribbed, slightly wavy, with rim entire. Sunproof. Lightly scented.