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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0082566
Marie Petrak #s.n. 20 March 1916
Septoria hepaticae Desm.
Czech Republic, Mähr-Weisskirchen: Antoniuskapelle