FLORA OF LAOS
Acantaceae
Asystasia sp.?

Vientiane prov., Kasi distr., between Pa Chao and Nam Ken villages, Pa Chao Mt., around point 19°19′50.6′'N 102°21′20.5′'E.

Secondary broad-leaved evergreen dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 1000-1100 m a.s.l.

Terrestrial herb 1-1.5 m tall on steep rocky rather open slope. Flowers whitish. Occasional.

LA-VN 1716 26 March 2017
Coll.: L.Averyanov, N.T.Hiep, N.S.Khang, C.Q.Ngan, T.Maisak, Khamla Inkhavilay, Hongthong Southyvohanh, Pinmany Sisavath, Chanthala Cheuaysamphanh.