P. Sydow [1-350]

USDA United States National Fungus Collections
Catalog #: BPI 187939
Dearness, J. s.n. 20 July 1912
Plasmopara halstedii (Farl.) Berl. & De Toni
Canada, Ontario, Melrose near

Rutgers University, Chrysler Herbarium - Mycology Collection
Catalog #: CHRB-F-0016060
J. Dearness s.n. 29 July 1912
Plasmopara halstedii (Farl.) Berl. & DeT.
Canada, Ontario, Melrose;