Melampsora allii-populina
Kleb.
TGM [Darwin] 473. Place of collection: Georgia; Mtskheta; Mtskheta (N41°50' E44°42'). Date of collection: 26 September 1916. Associated organism: Populus nigra (leaf). Collector: Nagorny, P.. Identifier: Woronichin, N.N..