Catling, Paul M., Agriculture and Agri-Food Canada, Environmental Health, Biodiversity, Wm. Saunders Building, Central Experimental Farm, Ottawa, Ontario, Canada K1A 0C6, Canada
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The Canadian Field-Naturalist Vol. 121 No. 3 (2007) - Articles
Discovery of a Possibly Relict Outbreeding Morphotype of Sparrow's-egg Lady's-slipper Orchid, Cypripedium passerinum, in Southwestern Yukon
Abstract PDF