Fl. 90 mm wide; perianth segments opening white, becoming yellow, with a lighter tone at margins; corona white, with green at base and the color of the perianth at rim.
Wedding Band, 3 Y-WWY, Dr. Tom D. Throckmorton, Stati Uniti, 1977
Foto #56498 Hubert Bourne, Stati UnitiWedding Band, 3 Y-WWY, Dr. Tom D. Throckmorton, Stati Uniti, 1977
Foto #51454 Heath Family Archives, Stati Uniti