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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0073548
J. Petrak #s.n. 08 April 1914
Micropera padina (Pers.) Sacc.
Czech Republic, Mähr-Weisskirchen: Mil-Oberrealschule