FLORA OF VIETNAM
Orchidaceae
Calanthe angusta?

Nghe An Prov., Ky Son Distr., Na Ngoi Municipality, eastern slopes of Phu Xai Lai Leng Mountain.

Primary and secondary broad-leaved forest on steep mountain slopes composed of sandstone and gray shale at elevation 1300-1500 m a.s.l. around point 19°13′53.4″N 104°12′09.7″E.

Terrestrial herb in shady slope. Common.

26 October 2013 CPC 6337
Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, L.M.Tuan, N.A.Trang, L.H.Dan