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

USDA United States National Fungus Collections
Catalog #: BPI 1020448
s.n.
Gymnosporangium globosum (Farl.) Farl.
United States

USDA United States National Fungus Collections
Catalog #: BPI 1020449
s.n.
Gymnosporangium globosum (Farl.) Farl.
United States

Cornell University, Plant Pathology Herbarium
Catalog #: S.E.,Econ.F.0233
A.B. Seymour s.n. 09 September 1890
Gymnosporangium globosum Farl.
United States, Massachusetts, Hampden, Granville;