Microsphaera alphitoides
Griffon & Maubl.
KW [Darwin] 52219. Place of collection: Ukraine; Donetsk Oblast; Ivanivka village (N48°15' E37°27'). Date of collection: 21 September 1950. Associated organism: Quercus robur (leaf). Collector: Kharkevich, H.S.. Identifier: Morochkovs’ka, H.S..