Microsphaera alphitoides
Griffon & Maubl.
KW [Darwin] 12666. Place of collection: Ukraine; Volynska oblast; Kivertsi district; Tsuman’ settlement (N50°50' E25°52'). Date of collection: 18 August 1983. Associated organism: Quercus robur (leaf). Collector: Zhesteriov, S.. Identifier: Heluta, V.P..