Ascomyceten #1746
Rehm, Ascomyc.
H. Rehm [1-2175, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 1005537
s.n.
Polystigma pusillum Syd. & P. Syd.

USDA United States National Fungus Collections
Catalog #: BPI 629983
Kellerman s.n. 00 March 1907
Polystigma pusillum Syd. & P. Syd.
Guatemala, Sierra de Las Minas, Baja Verapas alt. 3755 ft.

Cornell University, Plant Pathology Herbarium
Catalog #: CUP-F-2052
Prof. Kellerman #644 00 March 1907
Polystigma pusillum Syd. & P. Syd.
Guatemala, Baja Verpas, Sierra de las Minas, Baja Verpas.