Tilden, Amer. Algae
Tilden, J.E. [1-650]

Michigan State University Algae
Catalog #: MSC0183730
H.A. Green #s.n. 24 March 1897
Nostoc sphaericum Vaucher ex Bornet & Flahault
United States, North Carolina, Polk, Tryon

Miami University - Algae
Catalog #: 000179562
H.A. Green #s.n. 24 March 1897
Nostoc sphaericum Vaucher ex Bornet & Flahault
United States, North Carolina, Polk, Tryon