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 up to 1.5 m hg on open rocks. Flowers yellow-orange. Very common.
No CBL 1367 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.
Record creation: 2026-03-11, Galina Savich, PhotoScan D2Citation: Specimen LE 01317372 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01317372