R. Thaxter ; D. Linder [1 - 1000]

Cornell University, Plant Pathology Herbarium
Catalog #: Rel.Farlow.0058
s.n.
Microsphaera alni (DC.) G. Winter

USDA United States National Fungus Collections
Catalog #: BPI 875862A
Farlow, W. G. s.n. 13 September 1908
Microsphaera alni (DC.) G. Winter
United States, New Hampshire, Chocorua