Melampsora populnea
(Pers.) P. Karst.
KW [Darwin] 2145. Place of collection: Russia; Tomskaya oblast; Tomskyi raion; Tomsk (N56°30' E84°58'). Date of collection: 11 September 1924. Associated organism: Populus tremula (leaf). Collector: Lavrov. Identifier: Tikhonenko, Yu.Ya..