Ramularia arvensis
Sacc.
KW [Darwin] 15330. Place of collection: Ukraine; Cherkasy Oblast; Smila District; Smīla town (N49°14' E31°52'). Date of collection: 7 June 1923. Associated organism: Potentilla argentea (leaf). Collector: Kliushnik, P.I.. Identifier: Kliushnik, P.I..