Cummings, Williams & Seymour, Dec. N. Amer. Lich. [Wellesley (Massachusetts)]Clara Eaton Cummings, Thomas Albert Williams & Arthur Bliss Seymour [151-360] IndExs #826153814
University of Wisconsin - Madison
T.A. Williams #s.n. 00 December 1898
Pycnothelia papillaria Dufour
United States, District of Columbia, Rock Creek
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University of Nebraska State Museum, C.E. Bessey Herbarium - Lichens
Thos. A. Williams #s.n. 00 December 1898
Pycnothelia papillaria Dufour
USA, District of Columbia, Rock Creek.
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University of Nebraska State Museum, C.E. Bessey Herbarium - Lichens
Thos. A. Williams #s.n. 00 December 1898
Pycnothelia papillaria Dufour
USA, District of Columbia, Rock Creek
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Willard Sherman Turrell Herbarium, Miami University
Williams, Thomas A. #s.n. 00 December 1898
Pycnothelia papillaria Dufour
United States, District of Columbia, Rock Creek
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Duke University Herbarium Lichen Collection
Catalog #: 304286
27b436f5-8eb8-4603-baa5-503fedfae29e
Williams, Thomas, A. #s.n. 00 December 1898
Pycnothelia papillaria Dufour
United States, Maryland, Montgomery Co., Rock Creek
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