P. Sydow [1-350]

USDA United States National Fungus Collections
Catalog #: BPI 1029621
s.n.
Peronospora asperuginis J. Schröt.

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP38573
O. Treboux s.n. 18 May 1912
Peronospora asperuginis J. Schröter
Russia, Nowotscherkask

USDA United States National Fungus Collections
Catalog #: BPI 787200
Treboux, O. s.n. 18 May 1912
Peronospora asperuginis J. Schröt.
USSR, Nowotscherkask