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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0065909
F. Petrak #s.n. 29 August 1914
Ascochyta evonymi Oudem.
Czech Republic, Mähr-Weisskirchen: Podhorn