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

Brown University - Algae
Catalog #: ABRU00005033
A. B. Hervey s.n. 29 March 1917
Dudresnaya crassa M.A.Howe
Bermuda, Buildings Bay, Bermuda

Field Museum of Natural History
Catalog #: C0513819F
A. B. Hervey #s.n. 29 March 1917
Dudresnaya crassa M.A.Howe
Bermuda, Buildings Bay

University of Michigan
Catalog #: 651787
A.B. Hervey #s.n. 29 March 1917
Dudresnaya crassa M.A.Howe
Bermuda, Buildings Bay, Saint Georges Island

University of Michigan
Catalog #: 651807
A.B. Hervey #s.n. 29 March 1917
Dudresnaya crassa M.A.Howe
Bermuda, Buildings Bay, Saint Georges Island

Michigan State University Algae
Catalog #: MSC0182515
A.B. Hervey #s.n. 29 March 1917
Dudresnaya crassa M.A.Howe
Bermuda, Buildings Bay, Saint Georges Island

Miami University - Algae
Catalog #: 000210230
A.B. Hervey #s.n.
Dudresnaya crassa M.A.Howe
Bermuda, Buildings Bay, Saint Georges Island

Yale University Herbarium
Catalog #: YU.095467
Alpheus Baker Hervey s.n. 29 March 1917
Dudresnaya crassa M.A.Howe
Bermuda, Building Bay, Bermuda

University of North Carolina at Chapel Hill Herbarium; Max & Fran Hommersand Algae Herbarium: Algae
Catalog #: NCU-A-0010796
Hervey, A. B. #P.B.-A. 2196 29 March 1917
Dudresnaya bermudensis Setchell
Bermuda, St.George's, Buildings Bay; Buildings Bay, Bermuda