FLORA OF VIETNAM
Asteraceae
Vernonia sp.

Son La Prov., Thuan Chau Distr., Ban Lam Municipality, Ban Lam village, around pick mountain Hua Bay, 21°12′45″N 103°46′44″E.

Remnants of broad-leaved primary and secondary forest on steep slopes composed with clay shale at elev. 1600-1800 m a.s.l.

Herbaceous vine 4-6 m long in rather open slope. Flowers light yellowish. Not common.

HAL 9606 10 Nov. 2006
Coll.: Nguyen Tien Hiep, L.Averyanov, Pham Van The.