Petrak, Fl. Bohem. Morav. Exs. Pilze
F. Petrak [1-2575]

University of Wyoming, Wilhelm G. Solheim Mycological Herbarium
Catalog #: RMS0028588
J. Hruby #s.n. 00 July 1913
Ramularia calthae Gonz. Frag.
Germany, Siegen; Weidenau in Ö. Schlesien