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

Brown University - Algae
Catalog #: ABRU00004493
N. L. Gardner s.n.
Chlamydomonas elongata Wille
United States, California, University of California, Berkeley, CA

University of Michigan
Catalog #: 683738
N.L. Gardner #s.n. 00 October 1909
Chlamydomonas elongata Wille
United States, California, Alameda, University of California, Berkeley

University of Michigan
Catalog #: 683739
N.L. Gardner #s.n. 00 October 1909
Chlamydomonas elongata Wille
United States, California, Alameda, University of California, Berkeley

Michigan State University Algae
Catalog #: MSC0181783
N.L. Gardner #s.n. 00 October 1909
Chlamydomonas elongata Wille
United States, California, Alameda, University of California, Berkeley

Miami University - Algae
Catalog #: 000210574
N.L. Gardner #s.n. 00 October 1909
Chlamydomonas elongata Wille
United States, California, Alameda, University of California, Berkeley

Yale University Herbarium
Catalog #: YU.094964
Nathaniel Lyon Gardner s.n.
Chlamydomonas elongata Wille
United States, California, University of California, Berkeley, CA