Fl. forming a double triangle, 116 mm wide; perianth segments ovate, blunt, mucronate, white, spreading, plane, or with margins incurved, smooth and of heavy substance, overlapping 1/3; inner segments shouldered at base; corona bowl-shaped, ribbed, green, paling to yellow towards mouth, with orange at rim and six regularly spaced flecks of white, mouth straight, frilled, with rim crenate. Sunproof.

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