Erysiphe polygoni
DC.
KW [Darwin] 12332. Place of collection: Ukraine; Kyiv Oblast; Kiev city; Central Botanic Garden; Steppe plot (N50°25' E30°32'). Date of collection: 6 October 1974. Associated organism: Rumex sp. (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..