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

Brown University
Catalog #: ABRU00003766
W. A. Setchell s.n.
Prasiola crispa (Lightfoot) Kützing
United States, Alaska, Unalaska, AK

The New York Botanical Garden
Catalog #: 2023426
W. A. Setchell #[s.d.] 00 June 1899
Prasiola crispa (Lightf.) Kütz.
United States, Alaska, Unalaska; [No further locality data provided]

Field Museum of Natural History
Catalog #: C0527351F
W.A. Setchell #s.n. 00 June 1890
Prasiola crispa (Lightfoot) Kützing
United States, Alaska, Unalaska

University of Michigan
Catalog #: 731271
W.A. Setchell #s.n. 00 June 1899
Prasiola crispa (Lightfoot) Kützing
United States, Alaska, Unalaska

University of Michigan
Catalog #: 731275
W.A. Setchell #s.n. 00 June 1899
Prasiola crispa (Lightfoot) Kützing
United States, Alaska, Unalaska

Michigan State University
Catalog #: MSC0184156
W.A. Setchell #s.n. 00 June 1899
Prasiola crispa (Lightfoot) Kützing
United States, Alaska, Unalaska

Miami University
Catalog #: 000188049
W.A. Setchell #s.n. 00 June 1899
Prasiola crispa (Lightfoot) Kützing
United States, Alaska, Unalaska

Yale University Herbarium
Catalog #: YU.092152
William Albert Setchell s.n. 00 June 1899
Prasiola crispa (Lightfoot) Kützing
United States of America, Alaska, Unalaska, AK