Table 2 gives a representative stand in the Preseott National For- 

 est, Arizona. Western yellow pine is the principal timber tree. 

 There are more trees IS inches and over than in the Black Hills, and 

 trees 30 to 40 inches are frequent. The forest here is usually more 

 open than that in the Black Hills. 



Table 2. — Stand In the, Preseott National Forest. 

 . -Irude. o. 900-0 .-GOO feet.] 

 TREES 5 INCHES AND OVER. BREASTHIGH DIAMETER. OX I2S ACRES. 



Diameter. breasthi°;h. 



■2 



.6b | 



.48 



.44 



.36 



.23 



.11 



£j 



.05 



.06 



.01 



.01 

 .01 



.02 



.01 



.01 



.02 







.01 



.01 : 

 .01 ... 



M 



.01 ... 

 .01 ... 



.01 





. 0° 











Total. 

 Per cent . 



27. ' 



54. 73 



21.61 



42.74 



. 51 50 . 06 



1.01 100.00 











TREES 12 INCHES AND OVER. 



BREASTHIGH DIAMETER. 



Total 



11.92 

 65.93 



5.32 

 29.42 



0.50 0.34 IS. 08 



Per cent 



2.77 1.S8 100.00 







TREES 18 INCHES AND OVER, 



BREASTHIGH DIAMETER. 



Total 



Per cent 



5.29 

 75.68 ; 



1.11 ! 0.36 0.23 6.99 

 15.88 5.15 3.-->9 100.00 









Table 3 shows a stand of timber in Flathead and Missoula counties, 

 Mont. Western yellow pine is the principal timber tree at the lower 

 altitudes, and in favorable situations it occurs with Douglas fir, 

 western larch, and lodgepole pine. Western yellow pine occurs here 

 in much denser stands than in the Black Hills or in Arizona and 



[Cir. 127] 



