Fl. 110 mm wide; perianth segments broadly ovate or roundish, shouldered at base, blunt or rounded at apex, only slightly mucronate, greenish white, spreading, plane, smooth and of heavy substance, overlapping half; the inner segments more narrowly ovate, a little inflexed, with midrib showing; corona cup-shaped, ribbed, strawberry red, with strong yellow-green in tube, mouth expanded and a little frilled, with rim irregularly dentate.