What is Rocky Mountain Douglas-fir?
{{Taxobox | name = Rocky Mountain Douglas-fir | image = Pseudotsuga menziesii Thompson-Nicola BC.jpg | image_width = 260px | image_caption = A Douglas-fir in Thompson-Nicola, British Columbia, Canada | regnum = [[Plant]]ae | divisio = [[Pinophyta]] | classis = [[Pinophyta|Pinopsida]] | ordo = [[Pinales]] | familia = [[Pinaceae]] | genus = '''''[[Douglas-fir|Pseudotsuga]]''''' | species = ''[[Pseudotsuga menziesii|P. menziesii]]'' | variety = '''''P. menziesii'' var. ''glauca''''' | trinomial = ''Pseudotsuga menziesii'' var. ''glauca'' | trinomial_authority = (Mayr) Franco | genus_authority = | subdivision_ranks = Species | subdivision ='''''P. menziesii'' subsp. ''glauca''''' }} '''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]]. {{wikispecies|Pseudotsuga}} {{biology-stub}} [[Category:Conifers]] [[Category:Trees]]