Egyptian Uredinales. I. Rusts on wild plants from the Nile Delta.
A total of 23 rust species on monocotyledonous and dicotyledonous wild plants was recorded in the Nile Delta, Egypt, during 1991-94. Of them, 1 Melampsora sp., 18 Puccinia spp. and 4 Uromyces spp. were identified. Eight Puccinia spp. were recorded as new to Egypt, P. striiformis on Lolium perenne, P. polypogonis on Polypogon monspeliensis, P. fragosoana and P. imperatae on Imperata cylindrica, P. cynodontis on Cynodon dactylon, P. cyperi-tegetiformis on Cyperus rotundus, P. isiacae on Phragmites australis, and P. lagenophorae on Senecio glaucus and S. aegyptius.