Erysiphe cruciferarum Opiz ex L. Junell

KW [Darwin] 51460. Place of collection: Ukraine; Donetsk oblast; Sloviansk district; Piskunīvka village; Kreĭdova Flora reserve (N48°52' E37°51'). Date of collection: 27 June 1989. Associated organism: Sisymbrium wolgense (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..