Erysiphe thesii L. Junell

KW [Darwin] 51590. Place of collection: Ukraine; Republic of Crimea; Lenino district; Kurortne village; Chokrak lake (side) (N45°27' E36°19'). Date of collection: 6 May 1990. Associated organism: Thesium arvense (leaf). Collector: Burdyukova, L.I.. Identifier: Heluta, V.P..