Cummings, Williams & Seymour, Dec. N. Amer. Lich. [Wellesley (Massachusetts)]Clara Eaton Cummings, Thomas Albert Williams & Arthur Bliss Seymour [151-360]
Bell Museum lichens
Catalog (Accession) #: 735089
Williams, T. s.n.
Parmelia conspersa var. stenophylla Ach.
United States, Wyoming, Johnson,
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