Uromyces setariae-italicae Yoshino 1906

Nigredo leptoderma (Sydow) Arthur
Uromyces lepiodermus Sydow ; Sydow & Butler, Ann. Myc. 4 : 430. 1906. Uredo Isachnes Sydow ; Sydow & Butler, Ann. Myc. 4 : 444. 1906. Uredo Panici-prostrati Sydow ; Sydow & Butler, Ann. Myc. 4 : 444. 1906. Puccinia (?) panicicola Arth. Bull. Torrey Club 34 : 586. 1908.
O and I. Pycnia and aecia unknown.
Uredinia amphigenous, scattered, oval, 0.1-0.3 mm. wide by 0.2-0.4 mm. long, soon naked, pulverulent, dark cinnamon brown, ruptured epidermis noticeable ; urediniospores broadly ellipsoid or obovoid, 23-25 by 26-30 ^ ; wall dark cinnamon-brown, rather thin, /z, closely and strongiy echinulate-verrucose with blunt points, the pores usualiy 3 or 4, sometimes only 2, equatorial.

on Melinis minutiflora P. Beauv. Panama, Chiriqui Province, Volcan, N 8° 47.398',W 82° 40.565', 25 Nov. 2004, leg. J.R. Hernandez 2004-099, II (BPI 864147). On Paspalum sp., same data, leg. J.R. Hernandez 2004-099A, II.

U. setariae-italicae is cosmopolitan, reported as widespread in Africa, the Americas, Asia, Europe, and Oceania (Farr et al. 2004; Hernandez et al. 2005a, b). It has been reported from Panama on Panicum maximum Jacq. (McGuire and Crandall 1967) as Uromyces leptodermus Syd. and P. Syd. This is the firstreportofU. setariae-italicae on M. minutiflora and on Paspalum sp. from Panama.