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

University Herbarium, University of California, Berkeley
Catalog #: UC687669
F. S. Collins #s.n. 00 April 1894
Draparnaldia glomerata (Vaucher) C.Agardh
United States, Massachusetts, Middlesex, Wakefield

Yale University Herbarium
Catalog #: YU.091138
Isaac Holden s.n. 12 October 1890
Nostoc pruniforme C.Agardh ex Bornet & Flahault
United States, Connecticut, below Great Falls, Housatonic River, near New Milford, CT

Brown University - Algae
Catalog #: ABRU00002592
L. N. Johnson s.n.
Nostoc parmelioides Kützing ex Bornet & Flahault
United States, Illinois, Lake Michigan, Evanstown, IL

Michigan State University Algae
Catalog #: MSC0183727
L.N. Johnson #s.n. 00 August 1894
Nostoc pruniforme C.Agardh ex Bornet & Flahault
United States, Illinois, Cook, Lake Michigan, Evanstown

Miami University - Algae
Catalog #: 000186507
L.N. Johnson #s.n. 00 August 1894
Nostoc pruniforme C.Agardh ex Bornet & Flahault
United States, Illinois, Cook, Lake Michigan, Evanstown