Rocky Mountain Douglas-fir

Rocky Mountain Douglas-fir (Pseudotsuga menziesii var. glauca) is a large evergreen tree in the genus Pseudotsuga in the plant family Pinaceae. The tree is native to British Columbia, Idaho and Colorado.

Rocky Mountain Douglas-fir
A Douglas-fir in Thompson-Nicola, British Columbia, Canada
Scientific classification
Kingdom:	Plantae
Division:	Pinophyta
Class:	Pinopsida
Order:	Pinales
Family:	Pinaceae
Genus:	Pseudotsuga
Species:	P. menziesii
Variety:	P. menziesii var. glauca
Trinomial name
Pseudotsuga menziesii var. glauca (Mayr) Franco
Species
P. menziesii subsp. glauca