FOREST TREES OF THE PACIFIC SLOPE. 



415 



Longevity. — Records of the age attained by the largest trees are not available. 

 Trees from G to 12 inches through are from 45 to 90 years old. The largest 

 trunks are probably from 125 to 150 years old. 



■^ 



%f 



FiG. 198. — Corttua nutUiUii. 



From southern coast of British Columbia (Lower Fraser River and Vancouver Island) 

 through Washington. Oregon, and California (coast ranges to San Jacinto Mountains 

 and western slopes of Sierra Nevada Mountains). 



OCCURRENCE. 



Low bottoms, lower gentle mountain slopes, valleys, coves, ravines, borders, and well- 

 drained bottoms of mountain streams, in rich, fresh, loamy, gravelly, or rocky soils; 



