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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0085739
R. Picbauer #s.n. 00 June 1924
Ustilago violacea (Pers.) Roussel
Czech Republic, Kromau in Mahren