Miscellaneous Publication 423, U. S. Dept. of Agriculture 



Plate 3 





Upper edge of the succulent desert at the south end of Hualpai Mountain, Mohave 

 County, altitude 3,000 feet, with Yucca brevifolia (right), Yucca baccata (left), 

 Cereus giganteus, Juniperus utahensis, Amphipappus fremontii, and Hilaria 

 mutica. 



