FLORA OF VIETNAM
Rubiaceae

Thanh Hoa Prov., Thuong Xuan Distr., Bat Mot Municipality, Duc village, Xuan Lien Natural Reserve.

Primary broad-leaved evergreen forest on rocky limestone at elevation 800-1000 m a.s.l. around point 20°01′11.6″N 104°57′47.5″E.

Terrestrial herb to 2 m tall in open place on very steep rocky slope. Not common.

3 November 2013 CPC 6662
Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, N.D.Thang, L.V.Tien