Ascomyceten #1447
Rehm, Ascomyc.
H. Rehm [1-2175, plus extras]

Cornell University, Plant Pathology Herbarium
Catalog #: CUP-F-2051
C. J. Johansen #643 00 August 1884
Polystigma obscurum Juel
Sweden, Jemtland, Suecia.