N. Vietnam, prov. Cao Bang, distr. Ha Lang, municipality Thang Loi,. vicinities of Lung Sam village (N 22°45' E 106°42'). Secondary wet. evergreen broadleaved forest with remnants of primary elements on. steep slopes and bluffs of karst remnant limestone ridge at 550-600 m. elev. Lithophyte creeping herb on vertical shady cliffs of N. exposition. Flowers pinkish. Very common. No CBL 1699 24 April 1999. International Botanical Expedition of the U.S.A. National Geographic. Society (grant No 6300-98).
Collectors: P.K.Loc, P.H.Hoang, Averyanov L.
Coordinates (geographic position):22° 45′ N, 106° 42′ E ±1000 mRecord creation: 2019-06-21, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01055772 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01055772