Fl. rounded, 82 mm wide; perianth segments ovate to very broadly ovate, vivid greenish yellow, very slightly reflexed, satin smooth; the inner segments spreading; corona bowl-shaped, vivid greenish yellow, with deep moss green noticeable in tube and a narrow band of orange-red at rim, mouth straight and frilled, rim crenate.
Named for the birthday of Mr. Karnstedt’s wife.
Happy Birthday, 3 Y-YYR, David Karnstedt, United States, 1992
Photo #41119 Kirby Fong, USA