Erysiphe cruciferarum
Opiz ex L. Junell
KW [Darwin] 51420. Place of collection: Ukraine; Republic of Crimea; Yalta district; Mis Martian reserve; Martian point (near) (N44°30' E34°15'). Date of collection: 30 May 1993. Associated organism: Alliaria petiolata (leaf). Collector: Dudka, I.O.. Identifier: Heluta, V.P..