Erysiphe polygoni
DC.
KW [Darwin] 11504. Place of collection: Ukraine; Zaporizhzhia Oblast; Berdiansk District; Berdiansk town (N46°4x' E36°4x'). Date of collection: 8 July 1978. Associated organism: Polygonum aviculare (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..