FLORA OF VIETNAM
Orchidaceae
Phaius flavus (Blume) Lindl. albino form

N.Vietnam, Cao Bang Prov., Trung Khanh Distr., Ngoc Khe Municipality,
Pac Nga village, around point 22°54′59′'N, 106°31′44′'E, at elevation 700-800 m a.s.l. Secondary broad-leaved evergreen wet closed shady forest on very steep slopes and cliffs of rocky ridges and mesae composed with light gray solid marble-like crystalline limestone. Lithophytic herb on shady cliff. Flowers: tepals white, lip white with yellow-brown center. Occasional.
HAL 5448 9 June 2004 (Photo)
Collectors: L.Averyanov, P.K.Loc, P.V.The, N.T.Vinh.