Poelt & Scheuer, Reliqu. Petrak.
Institut für Systematische Botanik der Universität [1-2859]

Cornell University Plant Pathology Herbarium
Catalog #: Rel.Petrak.0041
s.n.
Hypoxylon morsei Berk. & M.A. Curtis

USDA United States National Fungus Collections
Catalog #: BPI 590623
Petrak F. s.n. 00 June 1950
Hypoxylon morsei Berk. & M.A. Curtis
United States, Maryland, Beltsville