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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0065876
F. Petrak #s.n. 30 August 1914
Ascochyta spiraeae Kabát & Bubák
Czech Republic, Mähr-Weisskirchen: Svrčov