Oidium sp.

KW [Darwin] 16231. Place of collection: Ukraine; Khmelnitskyi oblast; Kamianets-Podilskyi district; Kamianets-Podilskyi town; botanic garden (N48°40' E26°35'). Date of collection: 14 July 1948. Associated organism: Euonymus japonica (leaf). Collector: Isayeva, O.V.. Identifier: Minter, D.W..