FLORA OF VIETNAM
Orchidaceae
Cheirostylis latipetala Aver. et Averyanova sp.nov.

N. Vietnam, Bac Kan Province, Na Ri Distr., Na Duong village, around point 22°12′25′'N 106°03′57′'E, 400-750 m. Limestone Burettiodendron forest along limestone ridge. Occasional lithopgyte. 25 November 2002 D.K.Harder, N.T.Hiep, L.Averyanov etc. DKH 7659c.