FLORA OF VIETNAM. Pouzolzia hirta Hassk. S. Vietnam, Prov. Lam Dong, distr. Lac Duong, municipalite Da Chay,. vicinities Klong Lanh village, 31 km to NE from Dalat city. Old open. dry secondary coniferous forest with domination of Pinus kesiya. on W macroslope of Bi Dup mt system at 1450 m alt. . (N 12° 08', E 108° 39'). Herb up to 1.5 m hg. Common. No VH 3451  31.03.1997. International Botanical Expedition of the U.S.A. National Geographic. Society (grant No 5803-96). . Collectors: L. Averyanov, N.Q. Binh, P.K. Loc