FLORA OF VIETNAM Plants of Phong Nha - Ke Bang National Park Orchidaceae Vrydagzynea formosana Hayata
Vietnam, Quang Binh Prov., Quang Ninh Distr., Truong Son Municipality, around point 17°26′50′'N, 106°23′41′'E at elev. about 600 m a.s.l. near U Bo forestry protection station.
Slightly logged primary closed broad-leaved evergreen forest on steep slopes of mountains composed with shale and sandstone along stream canyon.
Creeping terrestrial and lithophytic herb in shady rocky slope. Flowers white, later yellowish. Very common.