Erysiphe polygoni
DC.
KW [Darwin] 11561. Place of collection: Ukraine; Odesa Oblast; Odesa city (near, to north) (N46°3x' E30°). Date of collection: 29 June 1978. Associated organism: Polygonum aviculare (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..