Fl. 85 mm diameter; perianth segments very broad, blunt or truncate, prominently mucronate, pure white, a little reflexed, somewhat creased, with margins incurling at apex, overlapping half; inner segments more heavily creased and more nearly spreading; corona split for more than half its length, the six segments 1/3 the length of the perianth segments and opposite to them, ribbed, clear bright yellow, with orange at rim, spreading, frilled.