PLATE 15 

 Modern Vegetation Belated to the Verdi Flora 



Fig. 1. Looking westward down a tributary canyon of the Santa Ana River, 

 southern California. Live oaks and chaparral are in the foreground, with the 

 Sierran forest of yellow pine, white fir, sugar pine, and their associates across 

 the canyon. 



Fig. 2. View looking northwesterly into the Santa Ana River canyon. A 

 near view of the Sierran forest of white fir, yellow pine, sugar pine, and their 

 associates of willow, manzanita, and cherry; aspen occurs in the forest at 

 higher levels; chaparral covers most of the south-facing slope across the 

 vallev. 



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