FLORA OF VIETNAM Plants of Bi Doup – Nui Ba National Park Orchidaceae Calanthe duyana Aver. Type
Vietnam, Lam Dong Prov., Lac Duong Distr., Da Chais Municipality, around point 12°06′44′N 108°39′27″E, at elevation 1800-2000 m a.s.l. along main ridge and on W slope of Bi Doup mt.