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

University of Michigan
Catalog #: 662170
Mary S. Snyder #s.n. 00 January 1900
Lophosiphonia obscura (C.Agardh) Falkenberg
United States, California, San Diego, La Jolla

University of Michigan
Catalog #: 662180
Mary S. Snyder #s.n. 00 January 1900
Lophosiphonia obscura (C.Agardh) Falkenberg
United States, California, San Diego, La Jolla

Brown University - Algae
Catalog #: ABRU00003801
Mrs. E. Snyder s.n.
Lophosiphonia obscura (C.Agardh) Falkenberg
United States, California, La Jolla, CA

Yale University Herbarium
Catalog #: YU.092179
Mrs. E. Snyder s.n.
Lophosiphonia obscura (C.Agardh) Falkenberg
United States, California, San Diego, La Jolla, CA

Michigan State University Algae
Catalog #: MSC0184294
Mrs. E. Snyder #s.n. 00 January 1900
Polysiphonia paniculata Montagne
United States, California, San Diego, La Jolla

Miami University - Algae
Catalog #: 000188083
Mrs. E. Snyder #s.n. 00 January 1900
Lophosiphonia obscura (C.Agardh) Falkenberg
United States, California, San Diego, La Jolla