FLORA OF VIETNAM Orchidaceae Juss. Spiranthes sinensis (Pers.) Ames
N. Vietnam, Son La prov., Moc Chau distr., Van Ho municipality, near Hua Tat village (20°46′13′'N, 104°46′12′'E). Secondary short tall grasslands at elev. about 1100 m a.s.l. Flowers light pink. Common.