8ALT0N SEA 



PLATC M 



Prosopis pubescens at upper margin of Strand of 1907, we«t bay of Obsidian Island. Fruiu of Cucurbila palmata 

 matured from introductions by flotation are also seen. November 1908. 



Rank of Vegetation including Alriplex canescens, Coldenia palmeri, Franseria dumosa, Hymenochloa salsola, Paro- 

 sela emoryi, and Petalonyx thurberi on ancient strands below sea-level near Travertine Rock. Line of Erosion of 

 high beach level of Blake Sea on Rocks in distance. 



