“…The genus Uromyces, rust cosmopolitan, has 600 species widespread in all regions of the world and on different host plants (Lindquist, 1951;Savulescu, 1953). In Morocco, Uromyces is represented by 91 species (Khouader et al, 2008), whose Uromyces limonii (DC.) Lev., 1849.…”