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

Brown University - Algae
Catalog #: ABRU00004378
N. L. Gardner s.n. 25 November 1905
Endophyton ramosum N.L.Gardner
United States, California, Fort Point, San Francisco, CA

University of Michigan
Catalog #: 727826
N.L. Gardner #s.n. 25 November 1905
Endophyton ramosum N.L.Gardner
United States, California, San Francisco, Fort Point, San Francisco

University of Michigan
Catalog #: 727829
N.L. Gardner #s.n. 25 November 1905
Endophyton ramosum N.L.Gardner
United States, California, San Francisco, Fort Point, San Francisco

Michigan State University Algae
Catalog #: MSC0185208
N.L. Gardner #s.n. 25 November 1905
Ulvella ramosa (N.L.Gardner) R.Nielsen, C.J.O'Kelly & B. Wysor
United States, California, San Francisco, Fort Point

Miami University - Algae
Catalog #: 000189101
N.L. Gardner #s.n.
Ulvella ramosa (N.L.Gardner) R.Nielsen, C.J.O'Kelly & B. Wysor
United States, California, San Francisco, Fort Point

Yale University Herbarium
Catalog #: YU.094685
Nathaniel Lyon Gardner s.n. 25 November 1905
Endophyton ramosum N.L.Gardner
United States, California, San Francisco; Fort Point, San Francisco, CA