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

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0081933
F. Petrak #s.n. 27 August 1914
Plasmopara viticola (Berk. & M.A. Curtis) Berl. & De Toni
Czech Republic, Mähr-Weisskirchen: Garten