truti BiU on (^t (BocRiee 



of crags, pines, ferns, and flowers, he would, in so 

 doing, go through many Hfe-zones and see numer- 

 ous standing and moving life-forms, all struggling, 

 yet seemingly all contented with life and the 

 scenes wherein they live and struggle. 



The broad-leaf cottonwood, which has accom- 

 panied the streams across the plains, stops at the 

 foothills, and along the river in the foothills the 

 narrow-leaf cottonwood [Populus angtistifolia) 

 crowds the water's edge, here and there mingling 

 with red-fruited hawthorns and wild plums {Pru- 

 nus Americana). A short distance from the 

 stream the sumac stands brilliant in the autumn, 

 and a little farther away are clumps of grease- 

 wood and sagebrush and an occasional spread of 

 juniper. Here and there are some forlorn-looking 

 red cedars and a widely scattered sprinkling of 

 stunted yellow pines {^Pimis scopulorum). 



At an altitude of six thousand feet the yellow 

 pine acquires true tree dignity and begins to mass 

 itself into forests. When seen from a distance its 

 appearance suggests the oak. It seems a trifle 

 rigid, appears ready to meet emergencies, has a 



look of the heroic, and carries more character than 



200 



