N. Vietnam, Bac Can prov., Na Ri distr., Kim Hy municipality, vicinities of Lung Hin Con village (N 22°17′ E 106°03′), 27 km to 55° of Bac Can city. Remnants of primary mixed evergreen dry open forest with Pseudotsuga brevifolia and bamboo along tops of remnant karst limestone ridge at elev. about 800 m a.s.l. Epiphytic and lithophytic creeping vine 10-20 cm lg. Common. NTH 3664 19 Oct. 1999 Collectors: N.T. Hiep, P.K. Loc, L. Averyanov.
Coordinates (geographic position):22° 17′ N, 106° 3′ E ±1000 mRecord creation: 2021-11-30, Leonid Averyanov, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01068817 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01068817