Abies lasiocarpa subsp. bifolia. Abies lasiocarpa subsp. bifolia (A.Murray) Silba. Northern & central Rocky Mountains.
The Subalpine Fir or Rocky Mountain Fir (Abies lasiocarpa) is a western North American fir, native to the mountains of Yukon, British Columbia and western Alberta in Canada; southeastern Alaska, Washington, Oregon, Idaho, western Montana, Wyoming, ...