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

Brown University - Algae
Catalog #: ABRU00002892
G. F. Atkinson s.n.
Cylindrospermum licheniforme Kützing ex Bornet & Flahault
United States, New York, Ithaca, NY

Michigan State University Algae
Catalog #: MSC0182308
G.F. Atkinson #s.n.
Cylindrospermum licheniforme Kützing ex Bornet & Flahault
United States, New York, Tompkins, Ithaca

Miami University - Algae
Catalog #: 000186716
G.F. Atkinson #s.n.
Cylindrospermum licheniforme Kützing ex Bornet & Flahault
United States, New York, Tompkins, Ithaca

Yale University Herbarium
Catalog #: YU.091391
George F. Atkinson s.n.
Cylindrospermum licheniforme Kützing ex Bornet & Flahault
United States, New York, Tompkins, Ithaca; Ithaca, NY