FLORA OF VIETNAM
Orchidaceae
Calanthe triplicata (Willem.) Ames

N. Vietnam, prov. Son La, distr. Moc Chau, municipality Chieng Hac,
vicinities of Co Liu village (N 20°51′ E 104°38′). Primary evergreen
broadleaved wet forest on very steep slopes and bluffs of remnant
karst limestone ridge at 900-1100 m elev. Terrestrial and lithophyte
forb on steep shady slopes. Flowers white, lip with brightly red spot
at the center. Very common.

NTH 2954 29 May 1999

International Botanical Expedition of the U.S.A. National Geographic
Society (grant No 6300-98)

Collectors: N.T.Hiep, P.H.Hoang, Averyanov L.