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

Brown University - Algae
Catalog #: ABRU00003261
F. S. Collins s.n. 28 March 1894
Microspora willeana Lagerheim
United States, Massachusetts, Melrose, MA

University of Michigan
Catalog #: 730136
F.S. Collins #s.n. 28 March 1894
Microspora willeana Lagerheim
United States, Massachusetts, Middlesex, Melrose

University of Michigan
Catalog #: 730139
F.S. Collins #s.n. 28 March 1894
Microspora willeana Lagerheim
United States, Massachusetts, Middlesex, Melrose

Michigan State University Algae
Catalog #: MSC0183525
F.S. Collins #s.n. 28 March 1894
Microspora willeana Lagerheim
United States, Massachusetts, Middlesex, Melrose

Miami University - Algae
Catalog #: 000187162
F.S. Collins #s.n. 28 March 1894
Microspora willeana Lagerheim
United States, Massachusetts, Middlesex, Melrose

Yale University Herbarium
Catalog #: YU.091702
Frank Shipley Collins s.n. 28 March 1894
Microspora willeana Lagerheim
United States, Massachusetts, Middlesex, Melrose; Melrose, MA