364 OUTLINE OF PLANT GEOGRAPHY 



between the Andes and the coastal hills has been compared with 

 the great central valley of California. There is the same expanse 



Fig. 101.— Beech-forest, Western Argentina, elevation 4,000 feet. 



Photo., Dr. Bailey WiUis. 



of open grass-land, with an extensive development of evergreen, 

 often thorny shrubs in the foot-hills, like the chaparral of the foot- 

 hills of the Sacramento and San Joaquin Valleys. 



