Erysiphe trifolii
Grev.
KW [Darwin] 13141. Place of collection: Ukraine; Ternopil Oblast; Borshchiv District; Hermakivka village; Hlynka forest parcel (N48°42' E26°11'). Date of collection: 19 September 1949. Associated organism: Lathyrus pratensis (leaf, stem). Collector: Isaeva, O.V.. Identifier: Heluta, V.P..