W.B. Cooke [1-450]

Cornell University, Plant Pathology Herbarium
Catalog #: WBC,Myc.N.A.0251
s.n.
Erysiphe polygoni DC.

USDA United States National Fungus Collections
Catalog #: BPI 952864
s.n.
Erysiphe polygoni DC.
United States

University of Cincinnati, Margaret H. Fulford Herbarium
Catalog #: CINC-F-0000950
Cooke, William Bridge #20470 22 August 1947
Erysiphe polygoni DC.
United States, California, Siskiyou, Mt. Shasta; Along Sisson Southern Trail

University of Wyoming, Wilhelm G. Solheim Mycological Herbarium
Catalog #: RMS0019789
W. B. Cooke #20470 22 August 1947
Erysiphe polygoni DC.
United States, California, Siskiyou, Sisson Southern Trail, Mount Shasta

University of California Berkeley, University Herbarium
Catalog #: UC765725
W. B. Cooke #20470 22 August 1947
Erysiphe cichoracearum DC.
USA, California, Siskiyou, Sisson Southern Trail, Mount Shasta

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP21374
W.B. Cooke s.n. 22 August 1947
Erysiphe polygoni DC.
United States, California, Siskiyou, Sisson Southern Trail, Mount Shasta

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP21375
W.B. Cooke s.n. 22 August 1947
Apiosporella mimuli Wehm.
United States, California, Siskiyou, below Panther Creek Meadows, Mount Shasta