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By: Pence, Valerie CType: ArticleIn: American fern journalVolume: 90Series:Issue:Date: 2000Page Range: 16--23Publication Info: [Washington, etc.] American Fern SocietySubjects:
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By: Pence, Valerie CType: ArticleIn: American fern journalVolume: 91Series:Issue:Date: 2001Page Range: 37--40Publication Info: [Washington, etc.] American Fern SocietySubjects:
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By: Pence, Valerie CType: ArticleIn: Annals of the Missouri Botanical GardenVolume: 99Series:Issue: 2Date: 2013Page Range: 214--220Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-Subjects:
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By: Pence, Valerie C - Winget, G. Douglas - Lindsey, Kristine M - Plair, Bernadette L - Charls, Susan M.Type: ArticleIn: Madroño; a West American journal of botanyVolume: 56Series:Issue:Date: 2009Page Range: 221--228Publication Info: Berkeley California Botanical SocietySubjects:
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By: Pence, Valerie C - Plair, Bernadette L - Charls, Susan M. - Clark, John R. - Taylor, David D. (David Dwight),Type: ArticleIn: Journal of the Kentucky Academy of ScienceVolume: 72Series:Issue: 2Date: 2011-09Page Range: 91--99Publication Info: Lexington, KY The Academy 1998-Subjects:
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By: Pence, Valerie CType: ArticleIn: American fern journalVolume: 90Series:Issue:Date: 2000Page Range: 119--126Publication Info: [Washington, etc.] American Fern SocietySubjects: