FLORA OF VIETNAM Orchidaceae Eria boniana (Gagnep.) Tang & F.T.Wang
Vietnam, Ha Giang Prov., Bac Me Distr., Phieng Luong Municipality, around Phieng Luong village about 4 km to SW of Phieng Luong Municipality headquarter 22°39′29″N, 105°19′35″E.
Slightly logged primary closed evergreen broad-leaved forest on slopes of remnant mountains composed with solid highly eroded crystalline and partially shale limestone at elev. about 1200 m a.s.l.
Creeping epiphyte. Flowers light yellowish-green, lip with violet tint. Rare.