Erysiphe polygoni
DC.
KW [Darwin] 12328. Place of collection: Ukraine; Odesa Oblast; Kiliya District; Kiliya town; Lenin street (N45°27' E29°15'). Date of collection: 19 August 1978. Associated organism: Rumex stenophyllus (leaf, stem, fruit). Collector: Heluta, V.P.. Identifier: Heluta, V.P..