218 



FOREST TREES OF THE PACIFIC SLOPE. 



Longevity. — Age limit undetermined. Grows rapidly in height and diameter 

 during first 25 years and appears to be short-lived. Trees from 10 to 14 inches 

 in diameter are from 28 to 40 years old. 



Fig 88. — SaUw Iwvigata: a, seed-bearing branch. 



RANGE. 



California "(Siskiyou County to the southern boundary of the State). At middle ele 

 vations in coast mountains and Sierras. 



