Fl. forming a double triangle, 76mm wide; perianth segments 30mm long, broadly ovate, blunt, mucronate, spreading, concave, with margins narrowly incurling, with midrib showing, of heavy substance, overlapping half; the inner segments narrower, somewhat shouldered at base, scarcely mucronate; corona 25mm long, funnel-shaped, ribbed, mouth straight and lightly frilled, with rim dentate. Early