G. Briosi, F. Cavara, and G. Pollacci [1-475]

Cornell University Plant Pathology Herbarium
Catalog #: BriosiCavara-0012
s.n.
Polystigma rubrum (Pers.) DC.

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0235950
s.n.
Polystigma rubrum (Pers.) DC.
Italy, Mondovi; Serra- Pamparato (Park) (Mondovi)

Purdue University, Kriebel Herbarium
Catalog #: PUL00029064
Briosi e Cavara s.n.
Polystigma rubrum (Pers.) DC.
Italy, Piedmont, Serra Pamparato (Mondovi)