N. Vietnam, prov. Cao Bang, distr. Nguyen Binh, municipality Nguyen Binh (N 22°37′ E 105°52′), about 41 km to W from Cao Bang town. Elevation from Le A pass to Na Ni mt. peak at 1400-1900 m alt. Old secondary closed evegreen wet mountain forest on soils developed on granite and shale rocks. Herb up to 1 m hg in wet open place. Common.
CBL 043 11-12 Nov. 1998
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)
Coordinates (geographic position):22° 37′ N, 105° 52′ E ±1000 mRecord creation: 2019-08-29, Leonid Averyanov, PhotoScan D1Citation: Specimen LE 01058629 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01058629