USDA United States National Fungus Collections
Catalog #: BPI 994868
s.n.
Erysiphe adunca (Wallr.) Fr.

USDA United States National Fungus Collections
Catalog #: BPI 995404
s.n.
Erysiphe adunca (Wallr.) Fr.

USDA United States National Fungus Collections
Catalog #: BPI 554739
Fiedler s.n.
Uncinula salicis (DC.) G. Winter
Germany, Doemitz