Verbenaceae J. St.-Hilaire Vitex sumatrana Miq. S. Vietnam, Prov. Kontum. Open dry secondary forest at 600 m alt. on slopes of Dak Poko river to 20 km S of Dak Gley town. Tree near 25 m high. Flowers white with violet spots. VH 1032 30.03.1995 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5094-93)
Participants: L. Averyanov, N.T. Ban, N. Q. Binh, A. Budantzev, L. Budantzev, N.T. Hiep, D.D. Huyen, P.K. Loc, N.X. Tam, G. Yakovlev