Erysiphe trifolii
Grev.
KW [Darwin] 12448. Place of collection: Ukraine; Mykolaiv oblast; Snihurivka district; Snihurivka settlement (N47°04' E32°47'). Date of collection: 10 June 1952. Associated organism: Melilotus officinalis (leaf). Collector: Sokolova, M.D.. Identifier: Heluta, V.P..