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-0010208
Collins, Frank Shipley #P.B.-A. 677 17 July 1899
Dictyosiphon foeniculaceus (Hudson) Greville
United States, Maine, Knox, Spectacle Island. Penobscot Bay, Maine

Brown University - Algae
Catalog #: ABRU00003331
F. S. Collins s.n. 17 July 1898
Dictyosiphon hispidus (Kjellman) Kjellman
United States, Maine, Hancock, Brooksville; Spectacle Island, Penobscot Bay, ME

University of Michigan
Catalog #: 633215
F.S. Collins #s.n. 17 July 1898
Dictyosiphon hispidus (Kjellman) Kjellman
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

University of Michigan
Catalog #: 633219
F.S. Collins #s.n. 17 July 1898
Dictyosiphon hispidus (Kjellman) Kjellman
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Field Museum of Natural History
Catalog #: C0518513F
F.S. Collins #s.n. 17 July 1898
Dictyosiphon hippuroides (Lyngbye) Kützing
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Michigan State University Algae
Catalog #: MSC0182441
F.S. Collins #s.n. 17 July 1898
Dictyosiphon foeniculaceus (Hudson) Greville
United States, Maine, Cumberland, Spectacle Island, Penobscot Bay

Miami University - Algae
Catalog #: 000187280
F.S. Collins #s.n. 17 July 1898
Dictyosiphon hispidus (Kjellman) Kjellman
United States, Maine, Cumberland, Spectacle Island, Penobscot Bay

Yale University Herbarium
Catalog #: YU.091760
Frank Shipley Collins s.n. 17 July 1898
Dictyosiphon hispidus (Kjellman) Kjellman
United States, Maine, Hancock, Brooksville; Spectacle Island, Penobscot Bay, ME