Ho Chi Minh city, 12th distr., An Thoi Dong municipality, around point 10?55′ N, 106?33′ E, 3 m a.s.l., on brackish water. Dominant in herbaceous layer of vegetation with the dominance of Horsfieldia irya and Nipa fruticans, clustered in brackish water.
Perennial herb, up to 0.8-1 m tall. HAL 9279 01 Oct 2006 Photos Id by Phan Ke Loc Collectors: Phan Ke Loc & Nguyen Quoc Dat
Collected with the financial support from NYBG, U.S.A.