Meaning of SILVER FIR

WordNet Dictionary
	Definition:		[n]  any of various true firs having leaves white or silvery white beneath
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	See Also:		Abies alba, Abies amabilis, Abies balsamea, Abies concolor, Abies fraseri, Abies grandis, Abies lasiocarpa, Abies lowiana, Alpine fir, amabilis fir, balm of Gilead, balsam fir, California white fir, Canada balsam, Christmas tree, Colorado fir, European silver fir, fir, fir tree, Fraser fir, giant fir, grand fir, lowland fir, lowland white fir, Pacific silver fir, red silver fir, subalpine fir, true fir, white fir