THE TRUE FIRS 
Leaves without stalks; twigs not rough, leaf scars 
Leaf scars large; cone scales fall away from cen- 
flat. 
tral axis. 
WHITE FIR 
Abies concolor 
LEAVES 
In 2 ranks 1-2” long, twisted at 
base, blue green in color. 
CoNES 
3-5” in length; borne erect with 
broad flat scales. 
RANGE 
Southern Colorado to mountains of 
California north to Oregon and 
South to Mexico. 
In addition to the white fir which is frequently used 
for ornamental planting in the East and in Europe there 
are eight firs in the United States (nine in all). 
io 
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wri) 
sexe Tip uh" 
Ciuc a 
aaa | ( 
pats ail 
2 aed a 
a re 
Doe ily 
SS 
Fig. 15.—T wig and cone of white fir. 
194. 
