Fl. rounded, 89mm wide; perianth segments 39mm long, broadly ovate in outline, rounded at apex, slightly mucronate, white, spreading, slightly concave, smooth and of membranaceous substance, overlapping half or more; the inner segments narrower, shouldered at base, less prominently mucronate; corona 13mm long, cup-shaped, lightly ribbed, pale yellow, with a narrow band of brilliant yellow towards rim and with a broad band of strong orange at rim, mouth straight and frilled, with rim dentate.

Named for the hybridizer’s mother who is from the Netherlands.