J.E. Kabat and F. Bubak [1-900]

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0072287
s.n.
Leptothyrium ostryae C. Massal.

USDA United States National Fungus Collections
Catalog #: BPI 390239
Massalongo C. s.n. 00 October 1904
Leptothyrium ostryae C. Massal.
Italy, Verona Prov., above Tregnago

USDA United States National Fungus Collections
Catalog #: BPI 976621
Massalongo C. s.n. 00 October 1904
Leptothyrium ostryae C. Massal.
Italy, Verona Prov., above Tregnago