FOREST TREES OF THE PACIFIC SLOPE. 



427 



OCCURRENCE. 



In vicinity of streams, on lower sides and in canyon bottoms and gulches, desert water- 

 holes and lakes, and sometimes on dry benches; in gravelly, sandy, and loamy soils. 

 Grows with cottonwood and in small, pure groups. 



Fir,. 203. — Fra.riiiiix veliltina. 



climatic Conditions (characterized by high summer temperature) and silvical char- 

 acteristics undetermined. Prolific seeder. 



