Petrak, Mycoth. Carp.
Petrak, F. [1-475]
IndExs #641513049

USDA United States National Fungus Collections
Catalog #: BPI 582236
s.n. 00 July 1924
Rosellinia myricariae (Fuckel) Sacc.
Unknown

USDA United States National Fungus Collections
Catalog #: BPI 623621
Petrak F. s.n. 27 November 1916
Ceriospora ribis Henn. & Plöttn.
Poland, Ukraine, Stryj, near Strzalkov