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By: Hamilton, Robert G - Lloyd, Robert MType: ArticleIn: American fern journalVolume: 81Series:Issue:Date: 1991Page Range: 95--98Publication Info: [Washington, etc.] American Fern SocietySubjects:
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By: Sayers, Amanda - Hamilton, Robert GType: ArticleIn: American fern journalVolume: 85Series:Issue:Date: 1995Page Range: 47--53Publication Info: [Washington, etc.] American Fern SocietySubjects: