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

Brown University - Algae
Catalog #: ABRU00003013
H. M. Richards s.n. 05 February 1898
Nostoc commune Vaucher ex Bornet & Flahault
Bermuda, Castle Point, Bermuda

Michigan State University Algae
Catalog #: MSC0183691
H.M. Richards #s.n. 05 February 1898
Nostoc commune Vaucher ex Bornet & Flahault
Bermuda, Castle Point

Miami University - Algae
Catalog #: 000210400
H.M. Richards #s.n. 05 February 1898
Nostoc commune Vaucher ex Bornet & Flahault
Bermuda, Castle Point

Yale University Herbarium
Catalog #: YU.106504
Herbert Maule Richards s.n. 05 February 1898
Nostoc commune Vaucher ex Bornet & Flahault
Bermuda, Castle Point, Bermuda