Erysiphe trifolii
Grev.
KW [Darwin] 12366. Place of collection: Ukraine; Donetsk oblast; Novoazovsk district; Khomutovskyi Steppe reserve (N47°17' E38°10'). Date of collection: 27 September 1954. Associated organism: Lathyrus sp. (leaf). Collector: Morochkovsky, S.F.. Identifier: Heluta, V.P..