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

USDA United States National Fungus Collections
Catalog #: BPI 435936
Petrak F. s.n. 00 September 1923
Cercospora dubia
Czechoslovakia, West Beskids, Bank of Lower Becva, near Roznov Pod Radhosten