[cLEMENTS: ORIGIN OF DESERT CLIMAX AND CLIMATE] 



Fig. 5. a. Washingtonia filifera in canyons of the foothills near 

 Indio, Colorado Desert. 



Fig. 5. b. Par /{ill son id toncyaiia in valleys of the dune-cw,ii^.;^\, 

 Algodones, Colorado Desert. 



