Asteraceae

Vernonia sp.??

Lai Chau Prov., Phong Tho Distr., Sin Suoi Ho Municipality, Sa Ma Pho village, around point 22°32’26’’N 103°32’05’’E.Secondary open evergreen broad-leaved forest and secondary woodlands on very steep mountain slopes along rocky stream valley composed predominantly with weathered granite at elev. about 1000-1100 m a.s.l. Terrestrial herb up to 0.6 m tall on open grassy slopes along rocky stream valley. Flowers dark blue to light blue. Common.

HAL 10681 13 Dec. 2006

Coll.: Nguyen Tien Hiep, L.Averyanov, Phan Ke Loc, Pham Van The, N.T.Vinh.