[cLEMENTS: ORIGIN Ol- DhShRT CLIMAX AND CLIMATtJ 



Fig, 6. ci. Consociation of Elymiis triticoides in the McKittnclv region, 



upper San Joaquin Valley. 



Fig. 6. b. Postclimax tall-grass, Andropogon saccharoides, in a trackway 

 depression, Gila Desert, Arizona. 



