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By: Walter, Kerry SType: ArticleIn: ArnoldiaVolume: 46Series:Issue: 3Date: 1986Page Range: 63--64Publication Info: Jamaica Plain, Mass Arnold Arboretum, Harvard UniversitySubjects:
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By: Walter, Kerry SType: ArticleIn: ArnoldiaVolume: 49Series:Issue: 1Date: 1989Page Range: 42--53Publication Info: Jamaica Plain, Mass Arnold Arboretum, Harvard UniversitySubjects:
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By: Gómez P., Luis D., - Walter, Kerry SType: ArticleIn: American fern journalVolume: 70Series:Issue:Date: 1980Page Range: 45--46Publication Info: [Washington, etc.] American Fern SocietySubjects:
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By: Walter, Kerry S - Wagner, Warren H. (Warren Herbert), - Wagner, F. S. (Florence Signaigo),Type: ArticleIn: American fern journalVolume: 72Series:Issue:Date: 1982Page Range: 65--75Publication Info: [Washington, etc.] American Fern SocietySubjects:
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By: Walter, Kerry SType: ArticleIn: American fern journalVolume: 72Series:Issue:Date: 1982Page Range: 62--62Publication Info: [Washington, etc.] American Fern SocietySubjects: