Fam. Ranunculaceae

Thalictrum sp.

N. Vietnam, prov. Ha Giang, distr. Yen Minh, municipality Du Gia, E slopes of Phu Tha Ca mountain system at 1600-1700 m elev. (N 23ш56' E 105ш13'). Primary evergreen broadleaved very wet mountain forest on shale very steep slopes. Lithophyte herb on open wet vertical shale-quartzite cliffs along waterfall. Flowers white with violet tint.

No CBL 2067 03 May 1999

International Botanical Expedition of the U.S.A. National Geographic

Society (grant No 6300-98)

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Collectors: P.K.Loc, P.H.Hoang, Averyanov L.