Balanophora sp. S. Vietnam, Prov. Lam Dong, distr. Lac Duong, municipalite Da Chay, 31 km to NE from Dalat city (N 12° 08′, E 108° 39′). Closed primary evergreen broadleaved mt forest on NNW macroslope of Bi Dup mt system at 1700-1800 m alt. Chlorophyll less yellowish-brown root parasite (on roots of Tetrastigma sp.) in wet very steep slopes of deep stream canyon. Not common. VH 4522 02.05.1997 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5803-96)
Collectors: L. Averyanov, N.Q. Binh, N.T. Hiep, P.K. Loc, P. Lowry