FLORA OF VIETNAM
Orchidaceae
Cephalantheropsis gracilis (Lindl.) Hu

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. Terrestrial herb up to 1 m hg in shadow
canyons. Flowers: tepals yellowish-green, lip yellowish-white with
yellow spot near epichile base. Common.

CBL 545 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.