Erysiphe polygoni
DC.
KW [Darwin] 11512. Place of collection: Ukraine; Zaporizhzhia Oblast; Pryazovske District; Pryazovske settlement (N46°45' E35°38'). Date of collection: 8 July 1978. Associated organism: Polygonum aviculare (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..