FLORA OF VIETNAM Orchidaceae Liparis petraea Aver. et Averyanova (Type)
N.Vietnam, Bac Kan Prov., Na Ri Distr., Liem Thuy Municipality, village Lung Vai, around point 21°57′18′'N, 106°06′12′'E, at elevation 500-700 m a.s.l.
Primary broad-leaved evergreen closed wet forest on very steep slopes and cliffs of rocky ridges and mesae composed with white solid marble-like crystalline limestone.
Terrestrial and lithophytic herb on very steep rocky slope. Flowers:
tepals light yellowish-green with light violet tint, lip deep violet. Leaves dull light gray-green. Occasional.