Fl. 85mm wide; perianth segments 37mm long, very broad, roundish, prominently mucronate, spreading, plane to slightly concave, smooth and of heavy substance, overlapping half; the inner segments broadly ovate, blunt, less prominently mucronate; corona 8mm long, disc-shaped, regularly ribbed, mouth a little expanded and wavy, with rim split and overlapping in places. Strongly scented.

Named at the request of The Princess Gwenllian Society.