Ascomyceten #1582
Rehm, Ascomyc.
H. Rehm [1-2175, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 1005345
s.n.
Belonium difficillimum Rehm

USDA United States National Fungus Collections
Catalog #: BPI 662955
Krieger W. s.n. 00 July 1904
Belonium difficillimum Rehm
Germany, Koenigstein near

Cornell University, Plant Pathology Herbarium
Catalog #: CUP-F-0063
W. Krieger #s.n. 00 July 1904
Belonium difficillimum Rehm
Germany, Königstein; Königstein a/Elbe.