Brenckle, Fungi Dakot.
J.F. Brenckle [1-675, plus extras]

Purdue University, Kriebel Herbarium
Catalog #: PUL00023186
JF Brenckle s.n. 25 September 1921
Polyporus adustus (Willd.) Fr.
United States, North Dakota, Cass, Fargo;

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00065857
O. A. Stevens s.n. 25 September 1921
Polyporus adustus (Willd.) Fr.
United States, North Dakota, Fargo;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000153383
O. A. Stevens #515 25 September 1921
Bjerkandera adusta (Willd.) P. Karst.
USA, North Dakota, Fargo.

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0032966
O.A. Stevens #s.n. 25 September 1921
Polyporus adustus (Willd.) Fr.
United States, North Dakota, Fargo;

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP23433
O.A. Stevens; Arthur Brenckle s.n. 25 September 1921
Polyporus adustus (Willd.) Fr.
United States, North Dakota, Fargo

Brown University Herbarium
Catalog #: CBRU00010984
OA Stevens & Arthur Brenckle s.n. 25 September 1921
Polyporus adustus (Willd.) Fr.
United States, North Dakota, Cass, Fargo;

USDA United States National Fungus Collections
Catalog #: BPI 201508
Stevens O. A.; Brenckle Arthur s.n. 25 September 1921
Polyporus adustus (Willd.) Fr.
United States, North Dakota, Fargo

USDA United States National Fungus Collections
Catalog #: BPI 946295
Stevens, O.A. #s. n. 25 September 1921
Polyporus adustus (Willd.) Fr.
United States, North Dakota, Fargo