Tilden, Amer. Algae
Tilden, J.E. [1-650]

Butler University
Catalog #: 503780
Josephine E. Tilden #316 21 June 1898
Polysiphonia atrorubescens (Dillwyn) Greville
United States, Washington, Outlet of Warbass Lagoon, south end of San Juan Island

Field Museum of Natural History
Catalog #: C0510175F
Josephine E. Tilden #s.n. 21 June 1898
Polysiphonia paniculata Montagne
United States, Washington, San Juan, Outlet of Warbass lagoon, south end of San Juan Island

Michigan State University Algae
Catalog #: MSC0184244
Josephine E. Tilden #s.n. 21 June 1898
Polysiphonia atrorubescens (Dillwyn) Greville
United States, Washington, San Juan, Outlet of Warbass lagoon, south end of San Juan Island

Miami University - Algae
Catalog #: 000179588
Josephine E. Tilden #s.n. 21 June 1898
Polysiphonia atrorubescens (Dillwyn) Greville
United States, Washington, San Juan, Outlet of Warbass lagoon, south end of San Juan Island