Fl. 102 mm wide; perianth segments very broadly ovate in outline, blunt or rounded at apex, only slightly mucronate, white, spreading, plane, with margins incurved, smooth, overlapping half; the inner segments slightly narrower, shouldered at base, a little inflexed, margins wavy, and with broad midrib showing; corona bowl-shaped, shallow, broad, tightly ribbed, white, with yellow at base and in a broad band at rim, mouth lightly frilled, with rim minutely crenate. First flowered prior to 1976.