Thomson, Lich. Arct. [Madison (Wisconsin)]
John Walter Thomson [1 - 115]
IndExs #515968978

University of Michigan Herbarium
Catalog #: 103140
9244a91c-2506-44dd-b948-8371e016f2ca
J. W. Thomson #s. n.
Dactylina arctica (Richardson) Nyl.
United States, Alaska, no data, Valley of the Okpilak River at Okpilak Lake near Mt. Michelson

University of Tennessee Lichen Herbarium
Catalog #: TENN-L-0003309
J.W. Thomson s.n. 00 August 1958
Dactylina arctica (Richardson) Nyl.
United States, Alaska, Valley of the Okpilak River at Okpilak Lake near Mount Michelson.

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0014945
John W. Thomson #S 25892 02 August 1958
Dactylina arctica (Richardson) Nyl.
United States, Alaska, North Slope, valley of the Okpilak River at Okpilak Lake near Mt. Michelson

University of Wisconsin - Madison
Catalog #: WIS-L-0109555
John W. Thomson #s.n. 02 August 1958
Dactylina arctica (Richardson) Nyl.
United States, Alaska, North Slope, Northern Alaska, Valley of the Okpilak River at Okpilak Lake near Mt Michelson

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-160612
John W. Thomson & S. Shushan s.n. 02 August 1958
Dactylina arctica (Richardson) Nyl.
United States, Alaska, Northern Alaska, valley of the Okpilak River at Okpilak Lake near Mt Michelson

Duke University Herbarium Lichen Collection
Catalog #: 222104
32f490fb-348a-4216-a1d9-14854ac6934c
Thomson, John, W.; Shushan, Sam #s.n. 00 August 1958
Dactylina arctica (Richardson) Nyl.
United States, Alaska, North Slope Co., Valley of the Okpilak River at Okpilak Lake near Mount Michelson

Duke University Herbarium Lichen Collection
Catalog #: 307977
c10fddaf-fa34-11e2-a92b-005056000560
Thomson, Jr., John, Walter #s.n. 09 August 1946
Platismatia tuckermanii (Oakes) W.L. Culb. & C. F. Culb.
United States, Wisconsin, Douglas Co., Brule River Valley