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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0065988
F. Petrak #s.n. 26 May 1924
Ascochytella erysimi Petr.
Czech Republic, Mähr-Weisskirchen. Teplitz