Melampsora farinosa on Salix caprea: a. Orange uredinia on the lower side of the leaves; sori produced at first rather large; b. Blackish-brown telia on the upper side of the leaf, confluent into large, irregular crusts; c. Telia at higher magnification; (b, c from Dietel 1928: 46, as M. larici-capraearum, with permission from Duncker & Humblot GmbH).

 
 
  Part of: Zwetko P, Scheuer C, Krisai-Greilhuber I, Blanz P (2024) Rust fungi of Austria 1 (excluding Puccinia s.l. and Uromyces): Melampsoraceae and related families, Gymnosporangiaceae, Ochropsoraceae, Phragmidiaceae, Tranzscheliaceae, and Genera incertae sedis. Biosystematics and Ecology 3: e123592. https://doi.org/10.1553/biosystecol.3.e123592