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  1. By: Lehnert, Marcus
    Type: Article
    In: American fern journal
    Volume: 98
    Date: 2008
    Page Range: 214--250
    Publication Info: [Washington, etc.] American Fern Society
  2. By: Sundue, Michael, - Lehnert, Marcus
    Type: Article
    In: American fern journal
    Volume: 98
    Date: 2008
    Page Range: 208--213
    Publication Info: [Washington, etc.] American Fern Society
  3. By: Lehnert, Marcus - Kottke, Ingrid - Setaro, Sabrina - Pazmiño, Linda F - Suárez, Juan Pablo - Kessler, Michael
    Type: Article
    In: American fern journal
    Volume: 99
    Date: 2009
    Page Range: 292--306
    Publication Info: [Washington, etc.] American Fern Society
  4. By: Lehnert, Marcus - Mönnich, Maren - Pleines, Thekla - Schmidt-Lebuhn, Alexander N., - Kessler, Michael
    Type: Article
    In: American fern journal
    Volume: 91
    Date: 2001
    Page Range: 13--24
    Publication Info: [Washington, etc.] American Fern Society
  5. By: Lehnert, Marcus
    Type: Article
    In: American fern journal
    Volume: 93
    Date: 2003
    Page Range: 169--183
    Publication Info: [Washington, etc.] American Fern Society
  6. By: Kessler, Michael - Smith, Alan R., - Lehnert, Marcus
    Type: Article
    In: American fern journal
    Volume: 97
    Date: 2007
    Page Range: 66--80
    Publication Info: [Washington, etc.] American Fern Society