Erysiphe trifolii
Grev.
KW [Darwin] 12495. Place of collection: Ukraine; Cherkasy oblast; Kaniv district; Kaniv reserve; Mar’ïna Mountain forest plot (N49°44' E31°30'). Date of collection: 11 July 1983. Associated organism: Trifolium arvense (leaf). Collector: Zholobak, N.; Mykhalevych, B.. Identifier: Heluta, V.P..