N. Vietnam, prov. Son La, distr. Moc Chau, municipality Chieng Hac, vicinities of Co Liu village (N 20º51' E 104º38'). Primary evergreen broadleaved wet mossy forest along rocky tops of remnant karst limestone ridge at 1200-1240 m elev. Lithophyte and epiphyte creeping vine 0.5-1 m lg. Flowers dull yellowish pink-violet spotted. Abundant. No NTH 2973 29 May 1999 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98) Collectors: N.T.Hiep, P.H.Hoang, Averyanov L.
Coordinates (geographic position):20° 51′ N, 104° 38′ E ±1000 mRecord creation: 2019-07-02, Аверьянов Леонид Владимирович. Processing status: work_status_1Citation: Specimen LE 01055185 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01055185