F. Petrak [1-2100]

USDA United States National Fungus Collections
Catalog #: BPI 991455
s.n.
Peronospora sisymbrii-officinalis Gäum.

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP18247
A. Ludwig s.n. 00 July 1925
Peronospora sisymbrii-officinalis Gäumann
Germany, Johanneshutte bei Siegen

USDA United States National Fungus Collections
Catalog #: BPI 790926
Ludwig, A. s.n. 00 July 1925
Peronospora sisymbrii-officinalis Gäum.
Germany, Westfalen, Johanneshutte, Siegen