N. Vietnam, prov. Cao Bang, distr. Ha Lang, municipality Dong Loan,. vicinities of Ban Lung and Lung Phuc (N 22°46' E 106°44'), about 50 km. to E from Cao Bang town. Secondary evergreen forest on alluvial walley. among limestone rocks on foothills of remnant limestone ridges at 400. m alt. Epilite shrub on steep bluffs with pendant shoots up to 1.5 m. lg. Very common. No CBL 613 24 Nov. 1998. International Botanical Expedition of the U.S.A. National Geographic. Society (grant No 6300-98). Collectors: Averyanov L., P.K.Loc, N.X.Tam.
Coordinates (geographic position):22° 46′ N, 106° 44′ E ±1000 mRecord creation: 2019-05-09, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01054486 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01054486