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

Brown University - Algae
Catalog #: ABRU00003996
W. J. V. Osterhout s.n. 20 September 1903
Ulothrix subflaccida Wille
United States, California, between San Francisco and Stockton, CA

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00212311
aeb13e97-901d-421e-8b65-f9214ed460f5
W. J. V. Osterhout; N. L. Gardner #s.n. 20 September 1903
Ulothrix subflaccida Wille
United States, California, between San Francisco and Stockton

University of Michigan
Catalog #: 732980
W.J.V. Osterhout #s.n. 20 September 1903
Ulothrix subflaccida Wille
United States, California, San Francisco, between San Francisco and Stockton

University of Michigan
Catalog #: 732983
W.J.V. Osterhout #s.n. 20 September 1903
Ulothrix subflaccida Wille
United States, California, San Francisco, between San Francisco and Stockton

Michigan State University Algae
Catalog #: MSC0185104
W.J.V. Osterhout #s.n. 20 September 1903
Ulothrix subflaccida Wille
United States, California, San Francisco, between San Francisco and Stockton

Miami University - Algae
Catalog #: 000188271
W.J.V. Osterhout #s.n.
Ulothrix subflaccida Wille
United States, California, San Francisco, between San Francisco and Stockton

Yale University Herbarium
Catalog #: YU.094301
Winthrop John Vanleuven Osterhout s.n. 20 September 1903
Ulothrix subflaccida Wille
United States, California, between San Francisco and Stockton, CA