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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0075715
F. Petrak #s.n. 05 December 1914
Phoma herbarum
Czech Republic, Jeseník; Mähr-Weisskirchen