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By: Lloyd, Robert MType: ArticleIn: Madroño; a West American journal of botanyVolume: 18Series:Issue:Date: 1965Page Range: 65--74Publication Info: Berkeley California Botanical SocietySubjects:
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By: Lloyd, Robert MType: ArticleIn: American fern journalVolume: 54Series:Issue:Date: 1964Page Range: 76--82Publication Info: [Washington, etc.] American Fern SocietySubjects:
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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: Lloyd, Robert MType: ArticleIn: Annals of the Missouri Botanical GardenVolume: 61Series:Issue:Date: 1974Page Range: 318--331Publication Info: St. Louis, Missouri Botanical Garden Press, 1914-Subjects:
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By: Lloyd, Robert MType: ArticleIn: American fern journalVolume: 70Series:Issue:Date: 1980Page Range: 99--110Publication Info: [Washington, etc.] American Fern SocietySubjects:
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By: Lloyd, Robert MType: ArticleIn: American fern journalVolume: 66Series:Issue:Date: 1976Page Range: 1--7Publication Info: [Washington, etc.] American Fern SocietySubjects:
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By: Lloyd, Robert MType: ArticleIn: American fern journalVolume: 60Series:Issue:Date: 1970Page Range: 73--83Publication Info: [Washington, etc.] American Fern SocietySubjects: