216 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 13 



J'LATE 7 



Fig. 16. View southward near Puerto Escondido, Baja California, over- 

 looking a narrow coastal plain with the scarp of the Sierra 

 Giganta in the background. The foreground shows a xerophytic 

 grass ground cover with scattered trees of Biirscra microphylla 

 and Lemaireocereus Thurberi. 



Fig. 17. Canyon above Escondido, Baja California. The steep slopes 

 are brecciated lavas; the palm, Erytlwa Brandegei. 



