Oidium
sp.
KW [Darwin] 16184. Place of collection: Ukraine; Khmelnitskyi oblast; Kamianets-Podilskyi district; Stara Ushytsia village (N48°36' E27°05'). Date of collection: 12 August 1948. Associated organism: Cucurbita pepo (leaf). Collector: Isayeva, O.V.. Identifier: Isaeva, O.V..