FLORA OF VIETNAM
Orchidaceae
Gastrochilus pseudodistichus (King et Pantl.) Schlechter

N. Vietnam, prov. Cao Bang, distr. Nguyen Binh, municipality Ca Thanh,
vicinities Ca Lu village, about 7-8 km to SE from Yen Lac village (N
22°44′ E 105°50′), about 38 km to NWW from Cao Bang town. Old open
mixed semideciduous and coniferous (with Pseudotsuga brevifolia) primary
forest along tops of limestone ridge and on steep slopes near ridge
tops at 1350-1450 m alt. Epilite vine up to 50 cm lg.Tepals pale
yellowish with fine purplr-brownish marks, lip epichile white with
violet tint. Common.

CBL 556 21 Nov. 1998

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

Collectors: Averyanov L., P.K.Loc, N.X.Tam.