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

Brown University - Algae
Catalog #: ABRU00004782
E. N. Transeau s.n. 20 May 1913
Spirogyra illinoisensis Transeau
United States, Illinois, Lerna, IL

University Herbarium, University of California, Berkeley
Catalog #: UC1827959
E. N. Transeau #s.n. 20 May 1913
Spirogyra illinoisensis Transeau
United States, Illinois, Coles, Lerna.

University of Michigan
Catalog #: 736647
E.N. Transeau #s.n. 30 May 1913
Spirogyra illinoisensis Transeau
United States, Illinois, Coles, Lerna, IL

University of Michigan
Catalog #: 736649
E.N. Transeau #s.n. 30 May 1913
Spirogyra illinoisensis Transeau
United States, Illinois, Coles, Lerna

Michigan State University Algae
Catalog #: MSC0184709
E.N. Transeau #s.n. 20 May 1913
Sirogonium illinoisense (Transeau) G.M.Smith
United States, Illinois, Coles, Lerna