South, Algae Terr. Nov.
South, G.R. [1-82]

University of North Carolina Wilmington, David J. Sieren Herbarium
Catalog #: WNC-A-0000026
Threlfall, William #4551 30 May 1969
Prasiola crispa (Lightfoot) Kützing
Canada, Newfoundland and Labrador, Division No. 1, ALGAE TERRAE NOVAE Gull Island, Witless Bay

University of South Carolina, A. C. Moore Herbarium Algae Collection
Catalog #: USCH-A-0000743
Threlfall, William #4551 30 May 1969
Prasiola crispa (Lightfoot) Kützing
Canada, Newfoundland and Labrador, Division No. 1, Gull Island, Witless Bay

University of Massachusetts - Amherst
Catalog #: 00385458
W. Threlfall s.n. 30 May 1969
Prasiola crispa (Lightfoot) Kützing
Canada, Newfoundland and Labrador, Gull Island, Witless Bay, Newfoundland, Canada

University of Michigan
Catalog #: 731284
William Threlfall #4551 30 May 1969
Prasiola crispa (Lightfoot) Kützing
Canada, Newfoundland and Labrador, Division No. 1, Gull Island, Witless Bay

University Herbarium, University of California, Berkeley
Catalog #: UC1255578
Wm. Threlfall #4551 30 May 1969
Prasiola crispa (Lightfoot) Kützing
Canada, Newfoundland and Labrador, Division No. 1, Gull Island, Witless Bay.

University Herbarium, University of California, Berkeley
Catalog #: UC1827710
Wm. Threlfall #4551 30 May 1969
Prasiola crispa (Lightfoot) Kützing
Canada, Gull Island, Witless Bay.