Pseudoperonospora cubensis
(Berk. & M.A. Curtis) Rostovzev
KW [Darwin] 18521. Place of collection: Ukraine; Mykolaiv oblast; Bereznehuvate district; Vysunsk village (N47°15' E32°48'). Date of collection: 3 September 1990. Associated organism: Cucumis sativus (leaf). Collector: Heluta, V.P.. Identifier: Minter, D.W..