Fl. forming a double triangle, 106mm wide; perianth segments 46mm long, roundish, very broad, blunt or truncate, prominently mucronate, white, flushed yellow at base, a little reflexed, plane, sometimes with margins incurling towards apex, creased and of membranaceous substance, overlapping half or more; the inner segments narrower, scarcely mucronate; corona 13mm long, bowl-shaped, smooth, yellow, with a narrow band of orange at rim, mouth expanded, slightly wavy, irregularly lobed, with lobes overlapping, with rim minutely crenate. Mid-season