Erysiphe polygoni
DC.
KW [Darwin] 11528. Place of collection: Ukraine; Kyiv Oblast; Kiev city; Kievo-Pechersk monastery (N50°26' E30°33'). Date of collection: 18 July 1946. Associated organism: Polygonum aviculare (leaf). Collector: Isaeva, O.V.. Identifier: Heluta, V.P..