Fic. 16. Typical view in the sagebrush community. The chief plant is 
the scab-land sage, Artemisia rigida. The hills in the background are 
covered with bunch-grass. 
Fic. 17. A glimpse of the lichen-moss community. The black mats are 
Grimmia montana. Surrounding the base of the rocks and extending along 
the deeper crevices are patches of Tortula into which the June grass is 
invading. 
