Peronospora polygoni
(Thüm.) A. Fisch.
KW [Darwin] 18255. Place of collection: Ukraine; Kiev oblast; Kiev city; Holosiiv suburb (N50°23' E30°31'). Date of collection: 30 June 1977. Associated organism: Polygonum aviculare (leaf). Collector: Dudka, I.O.. Identifier: Dudka, I.O..