white fir

noun

1.
medium to tall fir of central to western United States having a narrow erect crown and soft wood
Abies concolor Abies lowiana California white fir Colorado fir
2.
medium to tall fir of western North America having a conic crown and branches in tiers; leaves smell of orange when crushed
Abies amabilis amabilis fir Christmas tree Pacific silver fir red silver fir