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

Brown University - Algae
Catalog #: ABRU00003892
W. J. V. Osterhout s.n. 28 June 1902
Oocystis solitaria Wittrock
United States, California, Lake Chabot, San Leandro, CA

University of Michigan
Catalog #: 730585
W.J.V. Osterhout #s.n. 28 June 1902
Oocystis solitaria Wittrock
United States, California, Alameda, Lake Chabot, San Leandro

University of Michigan
Catalog #: 730588
W.J.V. Osterhout #s.n. 28 June 1902
Oocystis solitaria Wittrock
United States, California, Alameda, Lake Chabot, San Leandro

Michigan State University Algae
Catalog #: MSC0183838
W.J.V. Osterhout #s.n. 28 June 1902
Oocystis solitaria Wittrock
United States, California, Alameda, Lake Chabot, San Leandro

Miami University - Algae
Catalog #: 000188172
W.J.V. Osterhout #s.n. 28 June 1902
Oocystis solitaria Wittrock
United States, California, Alameda, Lake Chabot, San Leandro

Yale University Herbarium
Catalog #: YU.094133
Winthrop John Vanleuven Osterhout s.n. 28 June 1902
Oocystis solitaria Wittrock
United States, California, Alameda, Lake Chabot, San Leandro, CA