Erysiphe polygoni
DC.
KW [Darwin] 12321. Place of collection: Ukraine; Kharkiv Oblast; Borova District; Borova settlement, near, to south (N49°23' E37°37'). Date of collection: 23 August 1985. Associated organism: Rumex crispus (leaf, fruit). Collector: Heluta, V.P.. Identifier: Heluta, V.P..