Erysiphe aquilegiae DC.

KW [Darwin] 10273. Place of collection: Ukraine; Donetsk oblast; Novoazovsk district; Khomutovskyi Steppe reserve; river, near (N47°17' E38°10'). Date of collection: 22 September 1954. Associated organism: Ranunculus polyanthemos (leaf, petiole, stem, fruit). Collector: Morochkovsky, S.F.. Identifier: Heluta, V.P..