Erysiphe cruciferarum Opiz ex L. Junell

KW [Darwin] 51462. Place of collection: Ukraine; Odesa oblast; Ivanivka district; Mykhailopil’ village (N47°05' E30°26'). Date of collection: 17 May 1990. Associated organism: Thlaspi arvense (leaf). Collector: Burdyukova, L.I.. Identifier: Heluta, V.P..