N. Vietnam, prov. Cao Bang, distr. Tra Linh, municipality Quoc Toan, vicinities of Lung Tao village (N 22ø45' E 106ø19'), about 12 km from Cao Bang town to the NNE. Primary semideciduous open broadleaved forest on steep slopes and bluffs of remnant limestone ridge at 600-800 m alt. Epilite herb with pendant shoots up to 30 cm lg on vertical cliffs. Common.
CBL1256a 14 Dec. 1998
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)
Collectors: N.T.Hiep, N.Q.Binh, P.K.Loc, N.X.Tam, Averyanov L.
Record creation: 2026-09-28, Аверьянов Леонид ВладимировичCitation: Specimen LE 01360571 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01360571