Ellis & Everhart, Fungi Columb.
J.B. Ellis ; B.M. Everhart [1 - 1400]

USDA United States National Fungus Collections
Catalog #: BPI 962534
C. L. S. #s. n. 01 September 1898
Erysiphe polygoni DC.
United States, Colorado, Sleephorn Divide, Middle Park

University of Florida Herbarium
Catalog #: FLAS-F-01511
C.L. Shear s.n. 01 September 1898
Erysiphe polygoni DC.
United States, Colorado, Sheephorn Divide, Middle Park; 38.941936 -105.157209

USDA United States National Fungus Collections
Catalog #: BPI 562329
Shear C. L. s.n. 01 September 1898
Erysiphe communis (Wallr.) Schltdl.
United States, Colorado, Middle Park Sheephorn Divide

USDA United States National Fungus Collections
Catalog #: BPI 563756
Shear C. L. s.n. 01 September 1898
Erysiphe polygoni DC.
United States, Colorado, Sheephorn Divide, Middle Park