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

Brown University - Algae
Catalog #: ABRU00004390
F. Borgesen s.n. 24 January 1906
Siphonocladus tropicus (P.L.Crouan & H.M.Crouan) J.Agardh
United States, Virgin Islands, Washington, Lime Tree Bay, Saint Croix

Yale University Herbarium
Catalog #: YU.094698
F. Borgesen s.n. 24 January 1906
Siphonocladus tropicus (P.L.Crouan & H.M.Crouan) J.Agardh
United States, Virgin Islands, Washington, Lime Tree Bay, Saint Croix

University of Michigan
Catalog #: 732020
F. Borgesen #s.n. 24 January 1906
Siphonocladus tropicus (P.L.Crouan & H.M.Crouan) J.Agardh
United States, Virgin Islands, Lime Tree Bay, Saint Croix

University of Michigan
Catalog #: 732053
F. Borgesen #s.n. 24 January 1906
Siphonocladus tropicus (P.L.Crouan & H.M.Crouan) J.Agardh
United States, Virgin Islands, Lime Tree Bay, Saint Croix

Michigan State University Algae
Catalog #: MSC0184705
F. Borgesen #s.n. 24 January 1906
Siphonocladus tropicus (P.L.Crouan & H.M.Crouan) J.Agardh
United States, Virgin Islands, Lime Tree Bay, Saint Croix

Miami University - Algae
Catalog #: 000189112
F. Borgesen #s.n. 24 January 1906
Siphonocladus tropicus (P.L.Crouan & H.M.Crouan) J.Agardh
United States, Virgin Islands, Lime Tree Bay, Saint Croix

Field Museum of Natural History
Catalog #: C0577578F
F. Börgesen #s.n. 24 January 1906
Siphonocladus tropicus (P.L.Crouan & H.M.Crouan) J.Agardh
Virgin Islands, U.S., Lime Tree Bay, Saint Croix