Melampsora populnea
(Pers.) P. Karst.
KW [Darwin] 2151. Place of collection: Ukraine; Vinnytsia oblast; Mohyliv-Podilskyi district; Yurkivtsi village; forestry (N48°30' E27°41'). Date of collection: 9 October 1949. Associated organism: Populus tremula (leaf). Collector: Isaeva, O.V.. Identifier: Tikhonenko, Yu.Ya..