P. Sydow [1-350]

USDA United States National Fungus Collections
Catalog #: BPI 789830
Dearness, J. s.n. 00 July 1912
Kuehneola duchesneae Arthur
Canada, Ontario, London near

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP38736
J. Dearness s.n. 00 July 1912
Peronospora potentillae de Bary
Canada, Ontario, London