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By: Goertzen, Leslie R.Type: ArticleIn: The Canadian field-naturalistVolume: 106Series:Issue: 3Date: 1992Page Range: 420--420Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Goertzen, Leslie R.Type: ArticleIn: The Canadian field-naturalistVolume: 106Series:Issue: 4Date: 1992Page Range: 552--552Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hansen, Curtis J. - Goertzen, Leslie R.Type: ArticleIn: Opuscula philolichenumVolume: 11Series:Issue:Date: 2012Page Range: 49--51Publication Info: Philadelphia J. Lendemer 2004-Subjects: