N. Vietnam, Thai Nguyen prov., Vo Nhai distr., Than Sa municipality,. vicinities of Kim Son village (N 21°48' E 105°54'), 23.3 km to 18° of. Thai Nguyen city. Primary dry broadleaved evergreen forest on very. steep rocky slopes of remnant karst limestone ridge at elev. about 300. m a.s.l. Epiphyte on mossy trees in shady place. Not common. No NTH 3844 24 Oct. 1999. Collectors: N.T. Hiep, P.K. Loc, L. Averyanov.
Coordinates (geographic position):21° 48′ N, 105° 54′ E ±1000 mRecord creation: 2019-02-22, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01048493 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01048493