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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0086188
F. Petrak #s.n. 04 March 1924
Valsaria foedans (P. Karst.) Sacc.
Czech Republic, Mahr-Weisskirchen. Ribar