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

Brown University - Algae
Catalog #: ABRU00003645
N. L. Gardner s.n. 17 July 1901
Spirulina subsalsa Oersted
United States, Washington, Crocket's Lake, Whidbey Island, WA

Field Museum of Natural History
Catalog #: C0575944F
N. L. Gardner #s.n. 17 June 1901
Spirulina subsalsa f. oceanica (P.L.Crouan & H.M.Crouan) Gomont
United States, Washington, Island, Crocket's Lake, Whidbey Island

Michigan State University Algae
Catalog #: MSC0184823
N.L. Gardner #s.n. 17 July 1901
Spirulina subsalsa Oersted
United States, Washington, Island, Crocket's Lake, Whidbey Island

Miami University - Algae
Catalog #: 000187925
N.L. Gardner #s.n. 17 July 1901
Spirulina subsalsa Oersted
United States, Washington, Island, Crocket's Lake, Whidbey Island

Yale University Herbarium
Catalog #: YU.092037
Nathaniel Lyon Gardner s.n. 17 July 1901
Spirulina subsalsa Oersted
United States, Washington, Island, Crocket's Lake, Whidbey Island, WA