FLORA OF VIETNAM
Rubiaceae
Gen.sp.

Lai Chau Prov., Muong Te Distr., Muong Te Municipality, Nam Cum village, around point 22°29′06″N 102°36′49″E.

Secondary evergreen forest and shrubs on very steep slopes of hills and mountains composed with stratified shale at elev. 250-300 m a.s.l.

Lithophytic undershrub up to 0.5 m tall on shady wet shale cliffs along Song Da River. Flowers white with purple tips of tepals. Locally common.

HAL 10082 22 Nov. 2006 Photo.
Coll.: Nguyen Tien Hiep, L.Averyanov, Pham Van The.