A.B. Seymour and F.S. Earle [1-550, plus extras]

University of North Carolina at Chapel Hill Herbarium
Catalog #: NCU-F-0017003
Humphrey, J. E. #s.n. 00 July 1891
Plasmodiophora brassicae Woronin
United States, Massachusetts, Hampshire, Amherst, Mass. [Massachusetts]

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00064716
J. E. Humphrey s.n. 00 July 1891
Plasmodiophora brassicae Woronin
United States, Massachusetts, Amherst;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00064717
J. E. Humphrey s.n. 00 July 1891
Plasmodiophora brassicae Woronin
United States, Massachusetts, Amherst;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00064731
J. E. Humphrey s.n. 00 July 1891
Plasmodiophora brassicae Woronin
United States, Massachusetts, Amherst;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00064734
J. E. Humphrey s.n. 00 July 1891
Plasmodiophora brassicae Woronin
United States, Massachusetts, Amherst;

Rutgers University, Chrysler Herbarium - Mycology Collection
Catalog #: CHRB-F-0015993
J. E. Humphrey s.n. 00 July 1891
Plasmodiophora brassicae Wor.
United States, Massachusetts, Hampshire, Amherst;

Rutgers University, Chrysler Herbarium - Mycology Collection
Catalog #: CHRB-F-0015992
J. E. Humphrey s.n. 00 July 1891
Plasmodiophora brassicae Wor.
United States, Massachusetts, Hampshire, Amherst;

Michigan State University Herbarium
Catalog #: MSC0214656
J. E. Humphrey s.n. 00 July 1891
Plasmodiophora brassicae Woronin
United States, Massachusetts, Amherst;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000249321
J. E. Humphrey #402a 00 July 1891
Plasmodiophora brassicae Woronin
United States, Massachusetts, Hampshire, Amherst

University of Michigan Herbarium
Catalog #: 335273
J. E. Humphrey #s. n. 00 July 1891
Plasmodiophora brassicae Woronin
USA, Massachusetts, Amherst.

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0031790
J.E. Humphrey #s.n. 00 July 1891
Plasmodiophora brassicae Wor.
United States, Massachusetts, Amherst;

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0097089
J.E. Humphrey #s.n. 00 July 1891
Plasmodiophora brassicae Wor.
USA, Massachusetts, Hampshire, Amherst;

Purdue University, Kriebel Herbarium
Catalog #: PUL00027561
JE Humphrey s.n. 00 July 1891
Plasmodiophora brassicae Woronin
United States, Massachusetts, Hampshire, Amherst;