N. Vietnam, prov. Cao Bang, distr. Bao Lac, municipality Yen Lac,
vicinities of Yen Lac village (N 22ø44' E 105ø50'). Primary
semideciduous broad-leaved forest on steep slopes and bluffs of N
exposition of remnant karst limestone ridge at 1300-1350 elev.
Lithophyte herb on shady vertical cliffs. Flowers light pink. Common.
No CBL 1364 13 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° 44′ N, 105° 50′ E ±1000 mRecord creation: 2021-11-09, Leonid Averyanov, PhotoScan D2Citation: Specimen LE 01077187 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01077187