Erysiphe polygoni
DC.
KW [Darwin] 12233. Place of collection: Ukraine; Kyiv Oblast; Kiev city; Volodimirs’ka street; Kiev university, yard (N50°27' E30°30'). Date of collection: 17 October 1972. Associated organism: Polygonum lapathifolium (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..