-
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:
-
By: Ladd, Douglas - Thomas, Justin R.Type: ArticleIn: PhytoneuronVolume: 2015-12Series:Issue:Date: 2015Page Range: 1--274Publication Info: Fort Worth, TX, Guy L. Nesom,Subjects:
-
By: Zollner, Douglas - Macroberts, Michael H - Macroberts, Barbara R - Ladd, DouglasType: ArticleIn: SIDA, contributions to botanyVolume: 21Series:Issue:Date: 2005Page Range: 1781--1791Publication Info: [Dallas, W. F. Mahler, etc.], 1962-Subjects:
-
By: Ladd, Douglas - Morse, Caleb AType: ArticleIn: Opuscula philolichenumVolume: 11Series:Issue:Date: 2012Page Range: 60--63Publication Info: Philadelphia J. Lendemer 2004-Subjects:
-
By: Harris, Richard C. - Ladd, DouglasType: ArticleIn: Opuscula philolichenumVolume: 5Series:Issue:Date: 2008Page Range: 29--42Publication Info: Philadelphia J. Lendemer 2004-Subjects:
-
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:
-
By: Ladd, Douglas - Harris, Richard C. - Buck, William R.,Type: ArticleIn: Opuscula philolichenumVolume: 6Series:Issue:Date: 2009Page Range: 81--86Publication Info: Philadelphia J. Lendemer 2004-Subjects:
-
By: Harris, Richard C. - Ladd, DouglasType: ArticleIn: Opuscula philolichenumVolume: 4Series:Issue:Date: 2007Page Range: 57--68Publication Info: Philadelphia J. Lendemer 2004-Subjects: