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

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00218505
858ee67f-a6c0-41d7-bd8f-caca1af9ba4c
W. A. Setchel #s.n. 00 December 1897
Janczewskia verrucaeformis Solms-Laubach, 1877
United States, California, Sonoma, Fort Ross

Brown University - Algae
Catalog #: ABRU00003569
W. A. Setchell s.n.
Janczewskia verruciformis Solms-Laubach
United States, California, Sonoma, Fort Ross, Sonoma Co., CA

University of Michigan
Catalog #: 660388
W.A. Setchell #s.n. 00 December 1897
Janczewskia gardneri Setchell & Guernsey
United States, California, Sonoma, Fort Ross

University of Michigan
Catalog #: 660389
W.A. Setchell #s.n. 00 December 1897
Janczewskia gardneri Setchell & Guernsey
United States, California, Sonoma, Fort Ross

Field Museum of Natural History
Catalog #: C0511657F
W.A. Setchell #s.n. 00 December 1897
Janczewskia verruciformis Solms-Laubach
United States, California, Sonoma, Fort Ross

Michigan State University Algae
Catalog #: MSC0183118
W.A. Setchell #s.n. 00 December 1897
Janczewskia verrucaeformis Setchell & Guernsey
United States, California, Sonoma, Fort Ross

Miami University - Algae
Catalog #: 000187524
W.A. Setchell #s.n. 00 December 1897
Janczewskia verrucaeformis Solms-Laubach, 1877
United States, California, Sonoma, Fort Ross

Yale University Herbarium
Catalog #: YU.091970
William Albert Setchell s.n. 00 December 1897
Janczewskia verruciformis Solms-Laubach
United States, California, Sonoma, Fort Ross, CA