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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0081794
F. Petrak #s.n. 07 September 1914
Septoria dubia Sacc. & P. Syd.
Czech Republic, Mähr-Weisskirchen: Svrčov