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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0083979
F. Petrak #s.n. 02 October 1924
Teichospora silvana Sacc. & Speg.
Czech Republic, Mähr-Weisskirchen. Podhorn