Erysiphe trifolii Grev.

KW [Darwin] 51605. Place of collection: Armenia; the border between Kharberda and Marmarashena. Date of collection: 12 October 1972. Associated organism: Melilotus officinalis (leaf). Collector: Simonyan, S.A.; Barsehyan, A.. Identifier: Heluta, V.P..