H. Sydow [1-1250]

Cornell University, Plant Pathology Herbarium
Catalog #: Syd.,F.exot.ex.0949
s.n.
Haplosporella

USDA United States National Fungus Collections
Catalog #: BPI 1025173
s.n.
Haplosporella opaca

USDA United States National Fungus Collections
Catalog #: BPI 1025223
s.n.
Haplosporella opaca

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0019221
J.F. Brenckle #s.n. 00 April 1928
Haplosporella opaca (Cooke & Ellis) Sacc.
United States, South Dakota, Northville;