N. Vietnam, prov. Cao Bang, distr. Ha Lang, municipality An Lac, vicinities of Phia Deng village (N 22ш43' E 106ш36'), about 36 km to E
from Cao Bang town. Secondary broadleaved remnant forest along stream on alluvial valley between limestone ridges at 500 m alt. Epilite herb
or shrublet up to 1 m hg on open stream limestone rocks. Flowers pale violet. Not common, but sporadically abundant.
No CBL 779 29 Nov. 1998
International Botanical Expedition of the U.S.A. National Geographic
Society (grant No 6300-98)
Collectors: Averyanov L., P.K. Loc.
Record creation: 2026-02-24, Galina Savich, PhotoScan D2Citation: Specimen LE 01318790 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01318790