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

Brown University - Algae
Catalog #: ABRU00003098
Mrs. W. C. Simmons s.n.
Ectocarpus penicillatus (C.Agardh) Kjellman
United States, Rhode Island, Newport, RI

Yale University Herbarium
Catalog #: YU.091561
Mrs. W. C. Simmons s.n. 00 June 1898
Ectocarpus penicillatus (C.Agardh) Kjellman
United States, Rhode Island, Newport, Newport; Newport, RI

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00223920
c9eb9700-eec2-4996-9257-8b177eb0f949
Mrs. W. C. Simmons #s.n. 00 June 1898
Ectocarpus penicillatus (C.Agardh) Kjellman
United States, Rhode Island, Newport, Newport

University of Michigan
Catalog #: 635000
Mrs. W.C. Simmons #s.n. 00 June 1898
Ectocarpus penicillatus (C.Agardh) Kjellman
United States, Rhode Island, Newport, Newport

University of Michigan
Catalog #: 635007
Mrs. W.C. Simmons #s.n. 00 June 1898
Ectocarpus penicillatus (C.Agardh) Kjellman
United States, Rhode Island, Newport, Newport

University Herbarium, University of California, Berkeley
Catalog #: UC111740
W. C. Simmons #s.n. 00 June 1898
Ectocarpus siliculosus (Dillwyn) Lyngbye
United States, Rhode Island, Newport, Rhode Island.

Michigan State University Algae
Catalog #: MSC0182532
W.C. Simmons #s.n. 00 June 1898
Ectocarpus penicillatus (C.Agardh) Kjellman
United States, Rhode Island, Newport, Newport

Miami University - Algae
Catalog #: 000186886
W.C. Simmons #s.n. 00 June 1898
Ectocarpus pencillatus
United States, Rhode Island, Newport, Newport