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

Miami University - Algae
Catalog #: 000187312
A. Saunders #s.n. 00 September 1898
Anabaena variabilis Kützing ex Bornet & Flahault
United States, South Dakota, [No precise loc]

Brown University - Algae
Catalog #: ABRU00003364
De A. Saunders s.n.
Anabaena variabilis Kützing ex Bornet & Flahault
United States, South Dakota, South Dakota

Michigan State University Algae
Catalog #: MSC0181197
De A. Saunders #s.n. 00 September 1898
Anabaena variabilis Kützing ex Bornet & Flahault
United States, South Dakota, [No precise loc]

Yale University Herbarium
Catalog #: YU.091792
De Alton Saunders s.n. 00 September 1898
Anabaena variabilis Kützing ex Bornet & Flahault
United States, South Dakota, South Dakota