Pseudoperonospora cubensis
(Berk. & M.A. Curtis) Rostovzev
KW [Darwin] 17987. Place of collection: Ukraine; Kherson oblast; Hola Prystan’ district; Ivano-Rybal’chanskyi parcel of Chornomorskyi biospere reserve; cordon 1 (N46°2x' E32°0x'). Date of collection: 22 August 1986. Associated organism: Cucumis melo (leaf). Collector: Heluta, V.P.. Identifier: Minter, D.W..