Fl. 105mm wide; perianth segments 42mm long, very broadly ovate in outline, rounded at apex, deep lemon yellow, with pale mucro, spreading, plane or with margins a little incurved, smooth and of heavy substance; the inner segments narrower, shouldered at base, less prominently mucronate; the corona 35mm long, cylindrical, smooth, pink with undertones of yellow, and yellow at rim, mouth flared, lightly ribbed and wavy, with rim crenate.