Ascomyceten #1992
Rehm, Ascomyc.H. Rehm [1-2175, plus extras]
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USDA United States National Fungus Collections
Catalog #: BPI 619298
Dearness s.n. 00 April 1912
Valsaria exasperans f. aceris
Canada, Ontario, London
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Cornell University Plant Pathology Herbarium
Catalog #: CUP-F-2350
John Dearness #3477 00 April 1912
Valsa exasperans
Canada, Ontario, Middlesex, London;
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