Oidium
sp.
KW [Darwin] 53078. Place of collection: Ukraine; Republic of Crimea; Yalta district; Nikita Botanic Garden (N44°30' E34°14'). Date of collection: 18 June 1986. Associated organism: Fraxinus ornus (flower). Collector: Isikov, V.P.. Identifier: Heluta, V.P..