H.G. Winter [2601-3600, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 1000576
s.n.
Harknessia arctostaphyli Cooke & Harkn.

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0089477
H.W. Harkness #3483
Harknessia arctostaphyli Cooke & Harkn.
USA, California, San Francisco