Fls 1-3 per stem, rounded, 60 mm diameter; perianth segments very broad, blunt, fairly prominently mucronate, yellowish white, spreading, concave, with midrib showing, smooth and of heavy substance, overlapping half or more; the inner segments somewhat reflexed, with margins wavy; corona bowl-shaped, ribbed, vivid yellow with green at base and a touch of orange at rim, mouth frilled, rim sometimes split and overlapping. Mid-season to late. Sunproof. Strongly sweet-scented.