Erysiphe knautiae
Duby
KW [Darwin] 51714. Place of collection: Ukraine; Kyiv Oblast; Borodianka District; Piskivka settlement (N50°41' E29°35'). Date of collection: 8 September 1994. Associated organism: Succisa pratensis (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..