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

Cornell University, Plant Pathology Herbarium
Catalog #: CUP-F-3532
A. B. Seymour #1540 00 September 1889
Ustilago maydis (DC.) Corda
United States, Illinois, Piatt, De Land; Of Field Indian Corn.

Louisiana State University, Bernard Lowy Mycological Herbarium
Catalog #: LSU00158865
Arthur B. Seymour #s.n. 00 September 1889
Ustilago maydis (DC.) Cda.
United States, Illinois, De Land, De Land