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

University of Michigan
Catalog #: 622969
W.J.V. Osterhout #s.n. 09 June 1894
Batrachospermum coerulescens Sirodot
United States, Rhode Island, Washington, Exeter

University of Michigan
Catalog #: 642653
W.J.V. Osterhout #s.n. 09 June 1894
Batrachospermum coerulescens Sirodot
United States, Rhode Island, Exeter

Michigan State University Algae
Catalog #: MSC0181336
W.J.V. Osterhout #s.n. 09 June 1894
Batrachospermum elegans Sirodot
United States, Rhode Island, Washington, Exeter