Migula, Krypt. Germ., Austr. Helv. Exs. [Pilze]
E.F.A.W. Migula [1-425]

Cornell University Plant Pathology Herbarium
Catalog #: Mig.,C.G,A.H-0082
s.n.
Polystigma rubrum (Pers.) DC.

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0253092
I. E. Weiss s.n. 00 September 1902
Polystigma rubrum (Pers.) DC.
Germany, Bavaria, Straubing; Baiern; Saulburg

Academy of Natural Sciences of Drexel University
Catalog #: PH00315687
Prof. Dr. J. E. Weiss #s.n 00 September 1902
Polystigma rubrum Pers.
Germany, Freistaat Bayern, Saulburg bei Straubing

USDA United States National Fungus Collections
Catalog #: BPI 630085
Weiss J. E. s.n. 00 September 1902
Polystigma rubrum (Pers.) DC.
Germany, Bavaria, Saulburg, near Straubing