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

Brown University - Algae
Catalog #: ABRU00003323
F. S. Collins s.n.
Ectocarpus confervoides Le Jolis
United States, Maine, Hancock, Brooksville; Spectacle Island, Penobscot Bay, ME

University of Michigan
Catalog #: 634942
F.S. Collins #s.n. 00 July 1894
Ectocarpus confervoides f. irregularis F.S.Collins
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

University of Michigan
Catalog #: 634946
F.S. Collins #s.n. 00 July 1894
Ectocarpus confervoides f. irregularis F.S.Collins
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Michigan State University Algae
Catalog #: MSC0182540
F.S. Collins #s.n. 00 July 1894
Ectocarpus siliculosus (Dillwyn) Lyngbye
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Miami University - Algae
Catalog #: 000187273
F.S. Collins #s.n. 00 July 1894
Ectocarpus confervoides Le Jolis
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Field Museum of Natural History
Catalog #: C0519249F
Frank S. Collins #s.n. 00 July 1894
Ectocarpus confervoides f. irregularis F.S.Collins
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Yale University Herbarium
Catalog #: YU.091753
Frank Shipley Collins s.n. 00 July 1894
Ectocarpus confervoides Le Jolis
United States, Maine, Hancock, Brooksville; Spectacle Island, Penobscot Bay, ME