Melampsora populnea
(Pers.) P. Karst.
KW [Darwin] 4565. Place of collection: Ukraine; Zhytomyr oblast; Ovruch district; Hladkovychi forestry (N51°20' E28°51'). Date of collection: 28 August 1947. Associated organism: Populus tremula (leaf). Collector: Radzievskyi, G.G.. Identifier: Tikhonenko, Yu.Ya..