FLORA OF VIETNAM
Rubiaceae Phu Tho Prov., Tan Son Distr., Xuan Son Municipality, Du village, Ten Mountain, around mountain top, point 21°06′49”N 104°56′03”E.

Primary broad-leaved evergreen forest on steep mountain slopes composed with shale at elevation 1000-1200 m a.s.l.

Shrub 1-1.5 m tall on very steep shady rocky slope. Fruits red, juicy. Common.

HAL 12775 18 February 2009
Coll.: L.Averyanov, P.K.Loc, N.T.Vinh, L.T.Son.