Vietnam, Thua Thien – Hue Prov., A Luoi Distr., A Roang Municipality, Tra Lenh Forestry Department station, around point 16°04′41′'N, 107°29′06′'E. Primary closed evergreen broad-leaved forest on very steep mountain slopes composed with shale, sandstone and granite at elevation 700-800 m a.s.l. Terrestrial herb on shady slopes along rocky stream valley. Fruits blue. Very common. HAL 7269 21 April 2005. Collectors: L.Averyanov, P.K.Loc, J.Regalado, T.V.Thao, N.T.Vinh