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

University of Michigan
Catalog #: 730182
N.L. Gardner #s.n. 00 January 1903
Microspora tumidula Hazen
United States, California, Alameda, Botanical Laboratory, University of California, Berkeley

Michigan State University Algae
Catalog #: MSC0183522
N.L. Gardner #s.n. 00 January 1903
Microspora tumidula Hazen
United States, California, Alameda, Botanical Laboratory, University of California, Berkeley

Miami University - Algae
Catalog #: 000188274
N.L. Gardner #s.n. 00 January 1903
Microspora tumidula Hazen
United States, California, Alameda, Botanical Laboratory, University of California, Berkeley

Yale University Herbarium
Catalog #: YU.094306
Nathaniel Lyon Gardner s.n. 00 January 1903
Microspora tumidula Hazen
United States, California, Alameda, Berkeley; Botanical Laboratory, University of California, Berkeley, CA