FLORA OF LAOS
Acanthaceae

Kham Mouan Prov., Ma Ha Xay Distr., Than En village, around point 17°27′09.1”N 104°57′00.2”E.

Very dry broad-leaved secondary semideciduous open forest and scrub on rocky crystalline limestone at elevation about 200 m.

Herb 50 cm tall. Flowers white.

LA-VN 230 09 March 2013
Coll.: L.Averyanov, N.T.Hiep, V.Lamxay, N.S.Khang, P.V.The, S.Lorphengsy