Erysiphe polygoni DC.

KW [Darwin] 11554. Place of collection: Ukraine; Odesa oblast; Bilhorod-Dnistrovskyi district; Bilhorod-Dnistrovskyi town, yard of forestry administration (N46°11' E30°20'). Date of collection: 1 July 1978. Associated organism: Polygonum aviculare (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..