Abstract
After giving some considerations on the genus Lophodermium, four interesting graminicolous species are illustrated.
New hosts, respectively Festuca Halleri All. for Lophodermium Sesleriae Hil. and Triticum durum Desf. for L. Tritici (Roum.) Weese are indicated; the diagnosis of L. alpinum (Rehm) is emended and the new species L. Castellanii is described on Sesleria disticha Pers. and S. caerulea Ard.