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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0070936
F. Petrak #s.n. 24 September 1913
Heterosporium spiraeae Syd. & P. Syd.
Czech Republic, Moravia, Mähr-Weisskirchen. [illeg.]