112 FLORIDA GEOLOGICAL SURVEY I3TH ANNUAL REPORT 



this region reach the ocean by open channels. There are several 

 small creeks and branches among the hills, but as far as known 

 they all ffow into sinks, or disappear in the sand at or near the edge 

 of the surrounding lime-sink region. (This phenomenon recalls 

 conditions in the arid regions of the southwestern United States, 

 where there are many well-watered mountain ranges surrounded by 

 deserts which no streams cross. ) The permanent ground-water 

 level is in most places far below the surface. A well about 40 feet 



Fig. 15. Looking north up hill about 75 feet high, on road from Brooks- 

 ville to Blr.nton, about a mile south of Spring Lake, Hernando County. The 

 most conspicuous trees are short-leaf pine (Pinus Tacda), and sweet gum. 

 March 9, 1915. 



