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

Brown University
Catalog #: ABRU00003747
W. J. V. Osterhout s.n. 24 June 1902
Pleurocapsa concharum Hansgirg
United States, California, Mountain Lake, San Francisco, CA

Michigan State University
Catalog #: MSC0184098
W.J.V. Osterhout #s.n. 24 June 1902
Pleurocapsa concharum Hansgirg
United States, California, San Francisco, Mountain Lake, San Francisco

Miami University
Catalog #: 000188029
W.J.V. Osterhout #s.n. 24 June 1902
Pleurocapsa concharum Hansgirg
United States, California, San Francisco, Mountain Lake, San Francisco

Yale University Herbarium
Catalog #: YU.092134
Winthrop John Vanleuven Osterhout s.n. 24 June 1902
Pleurocapsa concharum Hansgirg
United States of America, California, San Francisco, San Francisco; Mountain Lake, San Francisco, CA