Erysiphe polygoni
DC.
KW [Darwin] 11513. Place of collection: Ukraine; Zaporizhzhia Oblast; Prymorsk District; Prymorsk town (N46°43' E36°21'). Date of collection: 8 July 1978. Associated organism: Polygonum aviculare (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..