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By: Barclay-Estrup, P. - Hess, G. V.Type: ArticleIn: The Canadian field-naturalistVolume: 88Series:Issue: 2Date: 1974Page Range: 217--219Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Barclay-Estrup, P. - Sims, Richard A.Type: ArticleIn: The Canadian field-naturalistVolume: 93Series:Issue: 2Date: 1979Page Range: 139--143Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Barclay-Estrup, P. - Duralia, T E - Harris, A GType: ArticleIn: RhodoraVolume: 93Series:Issue:Date: 1991Page Range: 141--147Publication Info: [Cambridge, Mass., etc.] New England Botanical Club [etc.]Subjects:
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By: Barclay-Estrup, P.Type: ArticleIn: The Canadian field-naturalistVolume: 86Series:Issue: 1Date: 1972Page Range: 91--95Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Barclay-Estrup, P.Type: ArticleIn: The Canadian field-naturalistVolume: 101Series:Issue: 4Date: 1997Page Range: 526--531Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Barclay-Estrup, P. - Nuttall, D. V.Type: ArticleIn: The Canadian field-naturalistVolume: 88Series:Issue: 2Date: 1974Page Range: 171--181Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: