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

USDA United States National Fungus Collections
Catalog #: BPI 181829
Clinton G. P. s.n. 24 June 1904
Urocystis cepulae Frost
United States, Connecticut, Greens Farms

USDA United States National Fungus Collections
Catalog #: BPI 181855
Clinton G. P. s.n. 24 June 1904
Urocystis cepulae Frost
United States, Connecticut, Greens Farms

USDA United States National Fungus Collections
Catalog #: BPI 181874
Clinton G. P. s.n. 24 June 1904
Urocystis cepulae Frost
United States, Connecticut, Greens Farms

USDA United States National Fungus Collections
Catalog #: BPI 181910
Clinton G. P. s.n. 24 June 1904
Urocystis cepulae Frost
United States, Connecticut, Greens Farms

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP33211
Clinton, G. P. s.n. 24 June 1904
Urocystis cepulae Frost
United States, Connecticut, Fairfield, Greens Farms, Westport

Field Museum of Natural History
Catalog #: C0272474F
d9762bbd-9077-4a20-94e1-3af90e17136d
G. P. Clinton s.n. 24 June 1904
Urocystis cepulae Frost Frost
U.S.A., Connecticut, Fairfield, Westport; Westport, Green's Farms

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0186006
G. P. Clinton s.n. 24 June 1904
Urocystis cepulae Frost
United States, Connecticut, Greens Farms

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00084199
G. P. Clinton s.n. 24 June 1904
Urocystis cepulae Frost
United States, Connecticut, Green Farms

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00084200
G. P. Clinton s.n. 24 June 1904
Urocystis cepulae Frost
United States, Connecticut, Green Farms

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0060382
G. P. Clinton #s.n. 24 June 1904
Urocystis cepulae Frost
United States, Connecticut, Greens Farms

Purdue University, Kriebel Herbarium
Catalog #: PUL00027813
GP Clinton s.n. 24 June 1904
Urocystis cepulae Frost
United States, Connecticut, Fairfield, Westport; Greens Farms