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

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0016064
P. Sydow s.n. 00 May 1887
Plasmopara nivea (Unger) J. Schröt.
Germany, Berlin

USDA United States National Fungus Collections
Catalog #: BPI 1055128
P. Sydow #s. n. 00 May 1887
Peronospora nivea de Bary
Germany, Bellevuegarten, Berlin