Fl. rounded, 50 mm wide, self yellow or with perianth paler than corona; perianth segments very broad in outline, prominently mucronate, a little reflexed, smooth, of good substance, overlapping half; the inner segments narrower, with apex rounded, more nearly spreading, with margins somewhat incurved; corona disc-shaped, ribbed, lightly frilled.
Sun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #62477 Michael Baxter, AngleterreSun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #52195 Noeline McLaren, Nouvelle-ZélandeSun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #52194 Noeline McLaren, Nouvelle-ZélandeSun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #40120 Kirby Fong, Etats-UnisSun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #35923 Fentongollan Farms, AngleterreSun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #33275 Christopher Harley, Etats-UnisSun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #32149 John Scheepers Bulbs, Inc., Etats-UnisSun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #32148 John Scheepers Bulbs, Inc., Etats-UnisSun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #32147 John Scheepers Bulbs, Inc., Etats-UnisSun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #7509 Hein Meeuwissen, Pays-basSun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #6524 Mary Durtschi, Etats-UnisSun Disc, 7 Y-Y, Alec Gray, Angleterre, 1946
Photo #2867 Kirby Fong, Etats-Unis