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By: Verme, Louis J. - Ozoga, John J.Type: ArticleIn: The Canadian field-naturalistVolume: 95Series:Issue: 3Date: 1981Page Range: 253--256Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Doepker, Robert V. - Earle, Richard D. - Ozoga, John J.Type: ArticleIn: The Canadian field-naturalistVolume: 106Series:Issue: 3Date: 1992Page Range: 366--371Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Ozoga, John J. - Doepker, Robert V. - Earle, Richard D.Type: ArticleIn: The Canadian field-naturalistVolume: 106Series:Issue: 3Date: 1992Page Range: 357--360Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Saalfeld, Sarah T. - Ditchkoff, Stephen S. - Ozoga, John J. - Mitchell, Michael S.Type: ArticleIn: The Canadian field-naturalistVolume: 121Series:Issue: 4Date: 2007-10-01Page Range: 412--419Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: