Peronospora violae
de Bary
KW [Darwin] 18403. Place of collection: Ukraine; Cherkasy oblast; Smila district; Smīla town (N49°14' E31°52'). Date of collection: 27 April 1924. Associated organism: Viola tricolor (leaf). Collector: Borisevich, H.F.. Identifier: Borisevich, H.F..