FLORA OF VIETNAM Orchidaceae Spiranthes sinensis (Pers.) Ames
Northern Vietnam, Lao Cai Prov., Van Ban Distr., Khanh Yen Ha municipality, to the N of Na Nheo village (in the vicinity of point 21°59′12′'N, 104°15′49′'E). Secondary short tall submontane grasslands on steep granite and quartzite slopes of river canyon at elev. 600-700 m a.s.l. Small tuberiferous herb, Flowers pink to pink-purple. Very common.