Peronospora thlaspeos-arvensis
Gäum.
KW [Darwin] 18358. Place of collection: Ukraine; Kharkiv oblast; Vovchansk district; Staryi Saltiv forestry (N50°06' E36°48'). Date of collection: 9 June 1973. Associated organism: Thlaspi arvense (leaf). Collector: Berehova, V.I.. Identifier: Dudka, I.O..