Fl. 116 mm wide; perianth segments very broadly ovate, blunt, mucronate, light greenish yellow, spreading, concave, smooth and of heavy substance, overlapping half or more; the inner segments narrower, shouldered at base; corona split to base, the six segments alternate to and narrower than the perianth segments, ribbed, vivid yellow, frilled and lobed, with rim crenate. Strongly scented.

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