P. Sydow and W. Zopf [1-4900]

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0013105
P. Sydow s.n. 00 May 1880
Peronospora alsinearum Casp.
Germany, Zossen;

USDA United States National Fungus Collections
Catalog #: BPI 1053966
P. Sydow #s. n. 00 May 1880
Peronospora alsinearum Casp.
Germany, Schoeneberg Berlin