colorado-spruce

Colorado spruce

noun
Dictionary.com Unabridged

blue spruce

noun
a spruce, Picea pungens, of western North America, having bluish-green leaves, grown as an ornamental: the state tree of Colorado and Utah.
Also called Colorado blue spruce, Colorado spruce.


Origin:
1880–85, Americanism

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
blue spruce
 
n
Also called: balsam spruce a spruce tree, Picea pungens glauca, native to the Rocky Mountains of North America, having blue-green needle-like leaves

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