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

Brown University - Algae
Catalog #: ABRU00005088
N. L. Gardner s.n.
Staurastrum dilatatum Ehrenberg ex Ralfs
United States, California, Botanical Laboratory of the University of California, Berkeley, CA

University Herbarium, University of California, Berkeley
Catalog #: UC1828012
N. L. Gardner #2273 00 May 1918
Staurastrum dilatatum Ehrenberg ex Ralfs
United States, California, Santa Clara, Cultivated in the Botanical Laboratory of the University of California, from material collected at Feldt Lake, near Stanford University.

University Herbarium, University of California, Berkeley
Catalog #: UC1828013
N. L. Gardner #2273 00 May 1918
Staurastrum dilatatum Ehrenberg ex Ralfs
United States, California, Santa Clara, Cultivated in the Botanical Laboratory of the University of California, from material collected at Feldt Lake, near Stanford University.

University of Michigan
Catalog #: 736483
N.L. Gardner #s.n. 00 May 1916
Staurastrum dilatatum Ehrenberg ex Ralfs
United States, California, Santa Clara, Felt Lake, near Stanford University

University of Michigan
Catalog #: 736485
N.L. Gardner #s.n. 00 May 1916
Staurastrum dilatatum Ehrenberg ex Ralfs
United States, California, Santa Clara, Felt Lake, near Stanford University

Michigan State University Algae
Catalog #: MSC0184866
N.L. Gardner #s.n. 00 May 1918
Staurastrum dilatatum Ehrenberg ex Ralfs
United States, California, Santa Clara, Feldt Lake, near Stanford University

Miami University - Algae
Catalog #: 000210307
N.L. Gardner #s.n. 00 May 1918
Staurastrum dilatatum Ehrenberg ex Ralfs
United States, California, Santa Clara, Feldt Lake, near Stanford University

Yale University Herbarium
Catalog #: YU.095555
Nathaniel Lyon Gardner s.n.
Staurastrum dilatatum Ehrenberg ex Ralfs
United States, California, Berkeley; Botanical Laboratory, University of California, Berkeley, CA