N. Vietnam, prov. Cao Bang, distr. Tra Linh, municipality Quoc Toan, vicinities of Lung Tao village (N 22°45′ E 106°19′), about 12 km from Cao Bang town to the NNE. Primary semideciduous open broadleaved forest on steep slopes and bluffs of remnant limestone ridge at 600-800 m alt. Tree up to 5 m hg in shadow place. Ripe fruits black-violet. Not common. CBL 1243 14 Dec. 1998 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98) Collectors: N.T.Hiep, N.Q.Binh, P.K.Loc, N.X.Tam, Averyanov L.
Coordinates (geographic position):22° 45′ N, 106° 19′ E ±1000 mRecord creation: 2021-11-09, Leonid Averyanov, PhotoScan D2Citation: Specimen LE 01077262 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01077262