Vietnam, Quang Tri Prov., Huong Hoa Distr., Huong Viet Municipality, to N of Sa Mui pass, around point 16°51′14″N 106°34′13″E at elevation 550-650 m a.s.l.
Remnants of primary broad-leaved evergreen lowland forest on rocky remnant highly eroded solid marble-like limestone hills and low mountains with very steep slopes and vertical cliffs.
Creeping epiphyte on mossy trees on vertical shady cliff. Flowers yellow-orange, lip dark brown-violet. Not common.
HLF 5926 31 March 2006. Photo.
Coll. N.T.Hiep, L.Averyanov, P.K.Loc, P.V.The, N.S.Khang, P.H.Duc, L.T.Son, S.Bounphanmy, T.K.Ratana, O.Sonliya, T.Q.Dang, N.V.Hien, H.T.N.Trang, L.T.Chau. Grant from Henry Luce Foundation.
Coordinates (geographic position):16° 51′ 14″ N, 106° 34′ 13″ E ±1000 mRecord creation: 2020-09-03, Leonid Averyanov, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01068719 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01068719