N. Vietnam, Prov. Quang Binh, distr. Minh Hoa, 72 km to NWW from Dong Hoi, municipalite Thong Hoa, vicinities of Yen Son village, limestone massif Ke Bang (N 17°40′ E 105°57′). Primary evergreen broadleaved forest on steep slopes and bluffs of limestone mesas at 200-250 m alt. Terrestrial herb or shrublet up to 2.5 m hg. Flowers white. Not rare. VH 4609 15.05.1997 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5803-96)
Collectors: L. Averyanov, N.T. Hiep, P.K. Loc
Coordinates (geographic position):17° 40′ N, 105° 57′ E ±1000 mRecord creation: 2019-11-02, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01059652 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01059652