FLORA OF VIETNAM Orchidaceae Eria boniana (Gagnep.) Tang et F.T.Wang
Hoa Binh Prov., Tan Lac Distr., Ngo Luong municipality, Tram Hai village, around point 20°27′55”N 105°17′01”E. Edges of heavily logged evergreen broad-leaved forest on slope of limestone mts. at elevation about 730 m a.s.l. Epiphyte. Flowers white, lip purple on top.