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

Brown University - Algae
Catalog #: ABRU00004689
F. S. Collins s.n. 05 August 1913
Nostoc commune Vaucher ex Bornet & Flahault
Bermuda, near South Shore, Bermuda

Michigan State University Algae
Catalog #: MSC0183687
F.S. Collins #s.n. 05 August 1913
Nostoc commune Vaucher ex Bornet & Flahault
Bermuda, [No precise loc]

Miami University - Algae
Catalog #: 000196539
F.S. Collins #s.n.
Nostoc commune Vaucher ex Bornet & Flahault
Bermuda, [No precise loc]

Yale University Herbarium
Catalog #: YU.095157
Frank Shipley Collins s.n. 05 August 1913
Nostoc commune Vaucher ex Bornet & Flahault
Bermuda, near South Shore, Bermuda