FOREST TREES 



nish useful material, but restore health 

 and calmness to the forest. 



In connection with the longleaf pines 

 of the Southern States, the bull pine 

 of the West deserves to be noticed on 

 account of its rear botanical relation- 

 ship and the somewhat similar economic 

 position which it occupies. It is the 

 most widely distributed of western 

 trees, being found in almost every kind 

 of soil and climate along the Pacific 

 coast and throughout the Rockies. 

 Over so wide a range, growing under 

 very different conditions of soil, tem- 

 perature, light, and moisture, it varies 

 greatly in form and appearance. We 

 encounter it on dry, sterile slopes or 

 elevated plateaux in the interior, and 

 walk for miles through the monotony 

 of these dark bull pine forests, in which 

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