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

Brown University - Algae
Catalog #: ABRU00004503
N. L. Gardner s.n.
Rhizoclonium tortuosum (Dillwyn) Kützing
United States, California, San Mateo, Moss Beach, CA

Field Museum of Natural History
Catalog #: C0172674F
N. L. Gardner #s.n. 00 December 1909
Rhizoclonium tortuosum (Dillwyn) Kützing
United States, California, San Mateo, Moss Beach

University of Michigan
Catalog #: 731871
N.L. Gardner #s.n. 00 December 1903
Rhizoclonium tortuosum (Dillwyn) Kützing
United States, California, San Mateo, Moss Beach

University of Michigan
Catalog #: 731877
N.L. Gardner #s.n. 00 December 1903
Rhizoclonium tortuosum (Dillwyn) Kützing
United States, California, San Mateo, Moss Beach

Michigan State University Algae
Catalog #: MSC0184457
N.L. Gardner #s.n. 00 December 1909
Rhizoclonium tortuosum f. longiarticulatum (Dillwyn) Kützing
United States, California, San Mateo, Moss Beach

Miami University - Algae
Catalog #: 000210584
N.L. Gardner #s.n. 00 December 1909
Rhizoclonium tortuosum f. longiarticulatum F.S.Collins, 1911
United States, California, San Mateo, Moss Beach

Yale University Herbarium
Catalog #: YU.094974
Nathaniel Lyon Gardner s.n.
Rhizoclonium tortuosum (Dillwyn) Kützing
United States, California, San Mateo, Moss Beach, CA