Erysiphe polygoni
DC.
KW [Darwin] 11505. Place of collection: Ukraine; Zaporizhzhia Oblast; Vasylivka District; Vasylivka town (N47°26' E35°18'). Date of collection: 25 July 1978. Associated organism: Polygonum aviculare (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..