Fl. forming a double triangle, 100 mm wide; perianth segments broadly ovate, blunt, slightly mucronate, creamy white, spreading, with broad midrib showing, plane or with margins slightly incurling at apex, overlapping half; the inner segments more narrowly ovate, slightly inflexed at base and recurved near apex, 3-ribbed, with margins wavy, shouldered at base; corona funnel-shaped, smooth, brilliant greenish yellow, paler at base, lightly frilled, with rim rolled and crenate and sometimes notched or split.
Brunswick, 2 W-Y, Percival D. Williams, Inghilterra, 1931
Foto #60453 Drew Mc Farland, Stati UnitiBrunswick, 2 W-Y, Percival D. Williams, Inghilterra, 1931
Foto #58569 Carlos van der Veek, Paesi BassiBrunswick, 2 W-Y, Percival D. Williams, Inghilterra, 1931
Foto #58568 Carlos van der Veek, Paesi BassiBrunswick, 2 W-Y, Percival D. Williams, Inghilterra, 1931
Foto #41926 Carlos van der Veek, Paesi BassiBrunswick, 2 W-Y, Percival D. Williams, Inghilterra, 1931
Foto #31296 RHS Yearbook, InghilterraBrunswick, 2 W-Y, Percival D. Williams, Inghilterra, 1931
Foto #31216 RHS Yearbook, InghilterraBrunswick, 2 W-Y, Percival D. Williams, Inghilterra, 1931
Foto #27218 P. de Jager and Sons, Paesi BassiBrunswick, 2 W-Y, Percival D. Williams, Inghilterra, 1931
Foto #7823 Ian Tyler, Inghilterra