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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0077504
J. Hruby #s.n. 00 November 1926
Polyporus imberbis (Bull.) Fr.
Czech Republic, Zwittau in Mähren