D. Griffiths [1-400, plus extras]

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0084530
D. Griffiths #140 00 August 1897
Erysiphe polygoni DC.
USA, South Dakota, Grindstone Buttes

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0015840
David Griffiths #s.n. 00 August 1897
Erysiphe polygoni DC.
United States, South Dakota, Grindstone Buttes;

Cornell University Plant Pathology Herbarium
Catalog #: Griff.,W.A.F.0140
Griffiths s.n. 00 August 1897
Erysiphe polygoni DC.
United States, South Dakota, Grindstone Buttes

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00052593
Griffiths & Carter s.n. 00 August 1897
Erysiphe polygoni DC.
United States, South Dakota, Haakon, Grindstone Buttes;

Purdue University, Kriebel Herbarium
Catalog #: PUL00022700
Griffiths and Carter s.n. 00 August 1897
Erysiphe polygoni DC.
United States, South Dakota, Haakon, Grindstone Buttes;

USDA United States National Fungus Collections
Catalog #: BPI 563941
Griffiths; Carter s.n. 00 August 1897
Erysiphe polygoni DC.
United States, South Dakota, Grindstone Buttes

USDA United States National Fungus Collections
Catalog #: BPI 796647
Griffiths; Carter s.n. 00 August 1897
Erysiphe polygoni DC.
United States, South Dakota, Grindstone Buttes

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP2502
Griffiths; Carter s.n. 00 August 1897
Erysiphe polygoni DC.
United States, South Dakota, Grindstone Buttes