N. Vietnam, prov. Cao Bang, distr. Thach An, about 28 km to SE from Cao Bang town (N 22ø29' E 106ø28). Primary evergreen broadleaved closed forest on steep slopes of remnant limestone ridge at 300-450 m alt. Epiphyte in very wet shadow place. Not common.
No CBL 961/1 06 Dec. 1998
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)
Collectors: Averyanov L., N.Q.Binh, N.X.Tam.
Fl. et coll. in horto 24 March 2003
Coordinates (geographic position):22° 29′ N, 106° 28′ E ±1000 mRecord creation: 2020-11-10, Leonid Averyanov, PhotoScan D2. Processing status: work_status_1Citation: Specimen LE 01074644 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01074644