Pemphis is a genus of maritime plants in family Lythraceae. It was recently thought have only one species (the type species, described in 1775, Pemphis acidula ) but is now believed to have at least two.Pemphis are highly adaptive. Depending on environmental factors, they are densely branched, or low and spreading bushes or short trees, with main stems that can be furcated and lie nearly prone, or develop into one erect trunk.