Orchidaceae

Platanthera angustilabris Seidenf.

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 1300-2000 m a.s.l. around point 19°12′54″N 104°12′01″E. Lithophytic tuberiferous herb on mossy rocks. Rare.

26 October 2013 CPC 6324

Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, L.M.Tuan, N.A.Trang, L.H.Dan.

Some details also from

Myanmar, Mon State, Kyaik-htee-yoe Wildlife Sanctuary, s.d., Lwin s.n. (SING) and Thailand, Doi Intanon, 27 September 1991, anonymous 973.

All drawings © - Efimov, Peter Gennadievich