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

University of North Carolina at Chapel Hill Herbarium; Max & Fran Hommersand Algae Herbarium: Algae
Catalog #: NCU-A-0033332
Holden, Isaac #s.n.
Codiolum longipes M.H.Foslie
United States, Maine, Hancock, Mount Desert Island

Brown University - Algae
Catalog #: ABRU00002554
I. Holden s.n.
Codiolum longipes M.H.Foslie
United States, Maine, Hancock, Mount Desert Island, ME

Yale University Herbarium
Catalog #: YU.091104
Isaac Holden s.n.
Codiolum longipes M.H.Foslie
United States, Maine, Hancock, Mount Desert Island, ME

University Herbarium, University of California, Berkeley
Catalog #: UC1823500
Isaac Holden #s.n.
Codiolum longipes M.H.Foslie
United States, Maine, Hancock, Mount Desert Island

University Herbarium, University of California, Berkeley
Catalog #: UC1823511
Isaac Holden #s.n. 00 May 1883
Codiolum pusillum (Lyngbye) Kjellman
United States, Maine, Hancock, Mount Desert Island

University Herbarium, University of California, Berkeley
Catalog #: UC111773
Isaac Holden #s.n.
Codiolum pusillum f. longipes (Foslie) Collins
United States, Maine, Hancock, Mount Desert Island

University of Michigan
Catalog #: 725815
Isaac Holden #s.n.
Codiolum longipes M.H.Foslie
United States, Maine, Hancock, Mount Desert Island

University of Michigan
Catalog #: 725837
Isaac Holden #s.n.
Codiolum pusillum f. longipes (Foslie) Collins
United States, Maine, Hancock, Mount Desert Island

Michigan State University Algae
Catalog #: MSC0182078
Isaac Holden #s.n.
Codiolum longipes M.H.Foslie
United States, Maine, Hancock, Mount Desert Island

Miami University - Algae
Catalog #: 000186425
Isaac Holden #s.n.
Codiolum longipes M.H.Foslie
United States, Maine, Hancock, Mount Desert Island