N. Vietnam, prov. Lao Cai, distr. Than Uyen, municipality Ho Mit (N 22°06′ E 103°52′). Elevation to Mang Han San quartzite peak by SW slope from Ban Thao village (SSW macroslope of Hoang Lien Son ridge). Primary wet evergreen broadleaved forest on very steep rocky slope at 1500-1600 m elev. Epiphyte vine 1-2 m lg on high trees. Common.
NTH 2712 21-22 May 1999
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)
Collectors: N.T.Hiep, P.H.Hoang, Averyanov L.
Coordinates (geographic position):22° 6′ N, 103° 52′ E ±1000 mRecord creation: 2020-10-31, Leonid Averyanov, PhotoScan D2Citation: Specimen LE 01067206 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01067206