Erysiphe trifolii
Grev.
KW [Darwin] 12507. Place of collection: Ukraine; Volynska oblast; Stara Vyzhivka district; Borzova village (N51°26' E24°27'). Date of collection: 29 June 1977. Associated organism: Trifolium dubium (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..