-
By: Ladd, Douglas - Wilhelm, Gerould S. - Harris, Richard C.Type: ArticleIn: EvansiaVolume: 11Series:Issue: 4Date: 1994Page Range: 131--138Publication Info: Springfield, Mo American Bryological and Lichenological Society c1984-Subjects:
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By: Ladd, Douglas - Wilhelm, Gerould S.Type: ArticleIn: Lichenographia Thomsoniana : North American lichenology in honor of John W. ThomsonVolume:Series:Issue:Date: 1998Page Range: 89--104Publication Info: Ithaca, NY, Mycotaxon, Ltd, 1998Subjects:
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By: Wilhelm, Gerould S. - Mohlenbrock, Robert HType: ArticleIn: SIDA, contributions to botanyVolume: 11Series:Issue:Date: 1986Page Range: 340--346Publication Info: [Dallas W. F. Mahler, etc.] 1962-Subjects: