, Department of Environment, Government of the Yukon, Box 2703, Whitehorse, Yukon, Canada Y1A 2C6, Canada

• 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