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

USDA United States National Fungus Collections
Catalog #: BPI 1020458
s.n.
Gymnosporangium clavariaeforme (Wulfen) DC.
United States

USDA United States National Fungus Collections
Catalog #: BPI 1020459
s.n.
Gymnosporangium clavariaeforme (Wulfen) DC.
United States

USDA United States National Fungus Collections
Catalog #: BPI 1020460
s.n.
Gymnosporangium clavariaeforme (Wulfen) DC.
United States

Cornell University, Plant Pathology Herbarium
Catalog #: S.E.,Econ.F.0242
A. C. Seymour s.n. 18 June 1888
Gymnosporangium clavariaeforme (Wulfen) DC.
United States, New Hampshire, Hillsborough, Temple;