Rubiaceae

Ophiorrhiza sp.?

S. Vietnam, Kontum Prov., Kon Plong Distr., Hieu Municipality, Mang La forest enterprise (14є39'N, 108є25'E). Primary wet mossy mountain coniferous forest on sandstone (with Pinus dalatensis, Fokienia hodginsii, Dacrydium elatum, Dacrycarpus imbricatus) along ridge tops at elev. 1200 m. Terrestrial and epilitic herb on mossy wet shady places. Flowers white, anther yellow. Leaves very dark green, nearly black. Not common.

No VH 5312 18.04.2000

International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6383-98)

Collectors: L.Averyanov, P.K.Loc, P.H.Hoang, D.X.Du, N.T.Vinh