Microsphaera alphitoides
Griffon & Maubl.
KW [Darwin] 12749. Place of collection: Ukraine; Rivne Oblast; Kostopil District; Kostopil’ town (near, to north) (N50°51' E26°28'). Date of collection: 10 September 1954. Associated organism: Quercus robur (leaf). Collector: Smits’ka, M.F.. Identifier: Heluta, V.P..