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

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00217047
28335f7a-e794-4cf8-8eaf-fd15fa865839
W. A. Setchel; A. A. Lawson #s.n. 00 July 1899
Dumontia filiformis (Hornemann) Greville
United States, Alaska, Aleutians West, East shore of Amaknak Island, Bay of Unalaska

Brown University - Algae
Catalog #: ABRU00003863
W. A. Setchell s.n.
Dumontia filiformis (Hornemann) Greville
United States, Alaska, east shore of Amaknak Island, Bay of Unalaska, AK

University of Michigan
Catalog #: 651943
W.A. Setchell #s.n. 00 July 1899
Dumontia contorta (S.G.Gmelin) Ruprecht
United States, Alaska, east shore of Amaknak Is, Unalaska Bay

University of Michigan
Catalog #: 651950
W.A. Setchell #s.n. 00 July 1899
Dumontia contorta (S.G.Gmelin) Ruprecht
United States, Alaska, east shore of Amaknak Is, Unalaska Bay

Field Museum of Natural History
Catalog #: C0513851F
W.A. Setchell #s.n. 00 June 1899
Dumontia filiformis (Hornemann) Greville
United States, Alaska, East shore of Amaknak Island, Bay of Unalaska

Michigan State University Algae
Catalog #: MSC0182517
W.A. Setchell #s.n. 00 July 1899
Dumontia contorta (S.G.Gmelin) Ruprecht
United States, Alaska, East shore of Amaknak Island, Bay of Unalaska

Miami University - Algae
Catalog #: 000188143
W.A. Setchell #s.n. 00 July 1899
Dumontia filiformis (Hornemann) Greville
United States, Alaska, East shore of Amaknak Island, Bay of Unalaska

Yale University Herbarium
Catalog #: YU.092232
William Albert Setchell s.n. 00 July 1899
Dumontia filiformis (Hornemann) Greville
United States, Alaska, Aleutians West, Unalaska; east shore of Amaknak Island, Bay of Unalaska, AK