Anonymous, Calif. Fungi
Herbarium of the University of California. [1- ? 1425]

Cornell University, Plant Pathology Herbarium
Catalog #: CaliforniaF.01032
s.n.
Gnomonia alni Plowr.

University of North Carolina at Chapel Hill Herbarium
Catalog #: NCU-F-0011591
Parks, Harold Ernest #4601 07 August 1933
Gnomonia alni Plowr.
United States, Oregon, Josephine, At Oregon Caves Forest Camp, Josephine County