Resumen de Jamesdicksonia irregularis, newly recignized in Poland, with a note on the genus Jamesdicksonia (Ustilaginomycetes)
Jamesdicksonia irregularis (Johanson) R. Bauer, Begerow, A. Nagler & Oberw. collected in Poland is described, illustrated and discussed. The grass disease caused by this fungus is also briefly described. This is the first report of Jamesdicksonia irregularis in the country. The genus Jamesdicksonia Thirum., Pavgi & Payak emend. R. Bauer, Begerow, A. Nagler & Oberw. is briefly reviewed and discussed. The sixteen species included in the genus, including two newly added, J. brizae (Unamuno & Cif.) M. Pi¹tek & Vánky, comb. nov. and J. parva (Davis) M. Pi¹tek & Vánky, comb. nov., are enumerated together with their taxonomic synonyms, host plants and geographical distribution.
