98 EDITH SCHWARTZ CLEMENTS 



Plate IX 



Fig. i. Pachylophus caespitosus. 



a. Foothill gravel. 



b. Foothill thicket. 

 Fig. 2. Allionia linearis. 



a. Subalpine gravel. 



b. Foothill thicket (tall). 



c. Foothill thicket (seedling). 

 Fig. 3. Solanum triflorum. 



a. Subalpine half gravel. 



b. Foothill thicket. 

 Fig. 4. Helianthus pumilus. 



a. Foothill half gravel. 



b. Foothill thicket. 



