Collins, Holden & Setchell, Phycoth. Bor.-Amer.
Collins, F.S.; Holden, I.; Setchell, W.A. [1-2300]

Brown University - Algae
Catalog #: ABRU00003304
I. Holden s.n. 09 October 1898
Schizothrix coriacea (Kützing) Gomont
United States, Connecticut, Housatonic River, near Gaylordsville, CT

Yale University Herbarium
Catalog #: YU.091737
Isaac Holden s.n. 09 October 1898
Schizothrix coriacea (Kützing) Gomont
United States, Connecticut, Housatonic River, near Gaylordsville, CT

Michigan State University Algae
Catalog #: MSC0184610
Isaac Holden #s.n. 09 October 1898
Schizothrix coriacea (Kützing) Gomont
United States, Connecticut, Litchfield, Housatonic River, Near Gaylordsville

Miami University - Algae
Catalog #: 000187200
Isaac Holden #s.n. 09 October 1898
Schizothrix coriacea (Kützing) Gomont
United States, Connecticut, Litchfield, Housatonic River, Near Gaylordsville