184 



THE BOOK OF FORESTRY 



BULL OR WESTERN 

 YELLOW PINE 



Pinus ponderosa 



LODGEPOLE PINE 

 Pinus contorta 



LEAVES 



In groups of 2 or in bundles of 2 

 and 3 ; in tufts at end of naked 

 branches. 5"-ll" long, stout 

 yellowish green. 



LEAVES 



In bundles of 2, yellowish green, 

 usually about 2" long. 



CONES 



Short stalked, 3 "^6" long, bright 

 green, scales thickened at un- 

 attached end, tipped with slen- 

 der prickles. 



CONES 



l|"-2" long. Quite persistent; 

 many hang on tree unopened 

 for 10-15 years. 



RANGE 



From Washington to Mexico 

 and from Pacific Ocean to 

 Dakota, Nebraska, and Texas. 



RANGE 



Alaska to California and Colo- 

 rado. 



