N. Vietnam, prov. Cao Bang, distr. Bao Lac, municipality Yen Lac, vicinities of Yen Lac village (N 22ø44' E 105ø50'). Primary
semideciduous broadleaved forest on steep slopes and bluffs of S. exposition near the tops of remnant karst limestone ridge at 1350-1400
m elev. Terrestrial herb on open wet rocks. Flowers yellow. Not rare.
No CBL 1470 16 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.
Record creation: 2026-03-11, Galina Savich, PhotoScan D2Citation: Specimen LE 01318977 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01318977