Erysiphe trifolii
Grev.
KW [Darwin] 12591. Place of collection: Ukraine; Cherkasy oblast; Kaniv district; Stepantsī village (N49°42' E31°18'). Date of collection: 25 July 1973. Associated organism: Trifolium pratense (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..