P. Sydow [1-350]

USDA United States National Fungus Collections
Catalog #: BPI 1029553
s.n.
Peronospora grisea (Unger) de Bary
Germany

USDA United States National Fungus Collections
Catalog #: BPI 788869
Sydow, P. s.n. 00 June 1904
Peronospora grisea (Unger) de Bary
Germany, Gutergotz, near Berlin