.^af/fSj'-^f-ev " 



A. Dry lake, Alkali Sink Scrub. 



B. Alkali Sink Scrab. 



C. Iodine Bush (Allenrolfea 

 occidentalis) in Alkali Sink 

 Scrub. 



D. Joshua Tree Woodland. 



Plate 15. PLANT COMMUNITIES 



