Douglas, George W., Conservation Data Centre, British Columbia Ministry of Sustainable Resource Management, Terrestrial Information Branch, P.O. Box 9993 Stn Prov Govt, Victoria, British Columbia V8W 9R7, Canada
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The Canadian Field-Naturalist Vol. 118 No. 2 (2004) - Articles
Conservation Evaluation of Lemmon's Holly Fern, Polystichum lemmonii, a Threatened Fern in Canada
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The Canadian Field-Naturalist Vol. 118 No. 2 (2004) - Articles
Conservation Evaluation of the Pacific Population of Tall Woolly-heads, Psilocarphus elatior, an Endangered Herb in Canada
Abstract PDF