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Cornell University Plant Pathology Herbarium
Catalog Number: F.Dakotenses-0557
O. A. Stevens s.n. 30 September 1923
Erysiphe martii Lév.
United States, North Dakota, Cass, Fargo;
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Charles Gardner Shaw Mycological Herbarium, Washington State University
O. A. Stevens s.n. 30 September 1923
Erysiphe martii Lév.
United States, North Dakota, Fargo
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University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog Number: NEB00052440
O. A. Stevens s.n. 30 September 1923
Erysiphe martii Lév.
United States, North Dakota, Cass, Fargo;
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University of Florida Herbarium - Fungi
Catalog Number: FLAS-F-48010
O. A. Stevens s.n. 30 September 1923
Erysiphe martii Lév.
United States, North Dakota, Cass, Fargo
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University of California Berkeley, University Herbarium
O. A. Stevens s.n. 30 September 1923
Erysiphe glycines F.L. Tai
USA, North Dakota, Cass, Fargo
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Wisconsin State Herbarium, Fungi
Catalog Number: WIS-F-0015794
O.A. Stevens #s.n. 30 September 1923
Erysiphe polygoni DC.
United States, North Dakota, Fargo;
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Brown University Herbarium
Catalog Number: CBRU00000656
OA Stevens s.n. 30 September 1923
Erysiphe martii Lév.
United States, North Dakota, Cass, Fargo;
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Purdue University, Kriebel Herbarium
Catalog Number: PUL00023268
OA Stevens s.n. 30 September 1923
Erysiphe Martii Lev
United States, North Dakota, Cass, Fargo;
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USDA United States National Fungus Collections
Catalog Number: BPI 564702
Stevens O. A. s.n. 30 September 1923
Erysiphe polygoni DC.
United States, North Dakota, Fargo
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USDA United States National Fungus Collections
Catalog Number: BPI 713013
Stevens O. A. s.n. 30 September 1923
Erysiphe martii Lév.
United States, North Dakota, Fargo
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USDA United States National Fungus Collections
Catalog Number: BPI 946339
Stevens, O.A. #s. n. 30 September 1923
Erysiphe martii Lév.
United States, North Dakota, Fargo
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