Erysiphe polygoni DC.

KW [Darwin] 13544. Place of collection: Ukraine; Dnipropetrovsk Oblast; Tsarychanka District; Mohilīv village (near, to south); bank river Orīl’ (N48°49' E34°25'). Date of collection: 7 August 1994. Associated organism: Rumex obtusifolius (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..