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

Brown University - Algae
Catalog #: ABRU00003125
F. S. Collins s.n.
Cylindrospermum catenatum Ralfs ex Bornet & Flahault
United States, Massachusetts, near Spot Pond, Middlesex Fells, MA

Rutgers University, Chrysler Herbarium - Macroalgae Collection
Catalog #: CHRB0012286
F. S. Collins #505 00 September 1897
Cylindrospermum catenatum Ralfs ex Bornet & Flahault
United States, Massachusetts, Middlesex, Spot Pond; Middlesex Fells

Michigan State University Algae
Catalog #: MSC0182306
F.S. Collins #s.n. 00 September 1897
Cylindrospermum catenatum Ralfs ex Bornet & Flahault
United States, Massachusetts, Middlesex, Spot Road, Middlesex Fells

Miami University - Algae
Catalog #: 000186912
F.S. Collins #s.n. 00 September 1897
Cylindrospermum catenatum var. cruenta
United States, Massachusetts, Middlesex, Spot Road, Middlesex Fells

Yale University Herbarium
Catalog #: YU.091587
Frank Shipley Collins s.n. 00 September 1897
Cylindrospermum catenatum Ralfs ex Bornet & Flahault
United States, Massachusetts, Somerville; near Spot Pond, Middlesex Fells, MA