Tamaricaceae in the flora of Egypt.

A taxonomic revision of the family Tamaricaceae in Egypt is presented. Twelve species belonging to two generaare reported among which Tamarix chinensis Lour. is a cultivated species.Key to the genera, sections and species based on macroscopical and microscopical characters isgiven. Representative specimens as well as geographical distribution and habitat for each species are alsoprovided. Tamarix nilotica var. arabica (Bunge) H. Hosni is a new combination while Tamarix arborea (Sieb.ex Ehrenb.) Bunge and T. mannifera (Ehrenb.) Bunge are treated as distinct species.