FLORA OF VIETNAM Orchidaceae Holcoglossum wangii Christenson
Ha Giang Prov., Bac Me Distr., Phieng Luong municipality, around Phieng Luong village.
Primary broad-leaved humid evergreen forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 1100-1150 m a.s.l. around point 22°38′07.1″N 105°19′22.1″E.
Epiphytic herb on mossy trees along ridge edge. Flower white to very light pink, lip with purple marks. Common.