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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0085602
H. Zimmermann #s.n. 00 September 1913
Ustilago maydis (DC.) Corda
Czech Republic, Eisgrub in Mahren