F.K.A.E.J. de Thümen [1-2300, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 1035379
s.n.
Diaporthe tessera (Fr.) Fuckel

University of Illinois Herbarium
Catalog #: ILL00076919
Dr. P. Morthier s.n.
Diaporthe tessera (Fr.) Fuckel
Switzerland, Switzerland

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00050512
Dr. P. Morthier s.n.
Diaporthe tessera (Fr.) Fuckel
Switzerland, Helvetia: Corcelles pr. Neuchatel

USDA United States National Fungus Collections
Catalog #: BPI 617346
Morthier P. s.n.
Diaporthe tessera (Fr.) Fuckel
Switzerland, Helvetia, Corcelles, near Neuchatel

Purdue University, Kriebel Herbarium
Catalog #: PUL00029961
P Morthier s.n.
Diaporthe tessera (Fr.) Fuckel
Helvetia, Corcelles;