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

Brown University - Algae
Catalog #: ABRU00002677
F. S. Collins s.n.
Asperococcus echinatus (Mertens ex Roth) C.Agardh
United States, Maine, Hancock, Brooksville; Spectacle Island, Penobscot Bay, ME

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00222790
02f02f98-aa65-4c70-be0d-7c77d50a2f36
F. S. Collins #128 00 July 1893
Asperococcus echinatus (Mertens ex Roth) C.Agardh
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

University of Michigan
Catalog #: 630787
F.S. Collins #s.n. 00 July 1893
Asperococcus fistulosus (Hudson) W.J.Hooker
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

University of Michigan
Catalog #: 630796
F.S. Collins #s.n. 00 July 1893
Asperococcus fistulosus (Hudson) W.J.Hooker
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Field Museum of Natural History
Catalog #: C0517632F
F.S. Collins #s.n. 00 July 1893
Asperococcus fistulosus (Hudson) W.J.Hooker
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Michigan State University Algae
Catalog #: MSC0181279
F.S. Collins #s.n. 00 July 1893
Asperococcus fistulosus (Hudson) W.J.Hooker
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Miami University - Algae
Catalog #: 000186477
F.S. Collins #s.n. 00 July 1893
Asperococcus echinatus (Mertens ex Roth) C.Agardh
United States, Maine, Hancock, Spectacle Island, Penobscot Bay

Yale University Herbarium
Catalog #: YU.091208
Frank Shipley Collins s.n. 00 July 1893
Asperococcus echinatus (Mertens ex Roth) C.Agardh
United States, Maine, Hancock, Brooksville; Spectacle Island, Penobscot Bay, ME