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

Brown University - Algae
Catalog #: ABRU00003077
F. S. Collins s.n.
Enteromorpha intestinalis (Linnaeus) Nees
United States, Maine, Hancock, Brooksville; Spectacle Island, Penobscot Bay, ME

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00212832
0d869316-da89-4dff-bed6-9abd0b08536f
F.S. Collins #464 00 July 1896
Ulva intestinalis Linnaeus
United States, Maine, Hancock, Penobscott Bay

Field Museum of Natural History
Catalog #: C0525912F
F.S. Collins #s.n. 00 July 1896
Ulva intestinalis Linnaeus
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

University of Michigan
Catalog #: 734459
F.S. Collins #s.n. 00 July 1896
Ulva intestinalis Linnaeus
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

University of Michigan
Catalog #: 734485
F.S. Collins #s.n. 00 July 1896
Ulva intestinalis Linnaeus
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Michigan State University Algae
Catalog #: MSC0185169
F.S. Collins #s.n. 00 July 1896
Ulva intestinalis Linnaeus
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Miami University - Algae
Catalog #: 000186868
F.S. Collins #s.n. 00 July 1896
Enteromorpha intestinalis (Linnaeus) Nees
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Yale University Herbarium
Catalog #: YU.091546
Frank Shipley Collins s.n. 00 July 1896
Enteromorpha intestinalis (Linnaeus) Nees
United States, Maine, Hancock, Brooksville; Spectacle Island, Penobscot Bay, ME