272 
FLORIDA GEOLOGICAL SURVEY—THIRD ANNUAL REPORT. 
LARGE SHALLOW PERMANENT LAKES. 
(FIG.24) 
Outside of the lake region, especially in the flatwoods of East 
and South Florida, and particularly in Bradford, Alachua, Brevard 
and Osceola Counties, are many large irregular lakes which al¬ 
though permanent must be comparatively shallow (judging from 
the flatness of the country around them). Examples of this class 
are Lake Butler, Sampson’s Lake, Santa Fe Lake, Lakes Tohope- 
kaliga and East Tohopekaliga, and probably Lakes Kissimmee, 
Istokpoga and Okeechobee, which I have not seen. None of these 
Fig. 24—Looking north across Lake Butler (Bradford County), from 
near the edge of the town of the same name. The trees are Tax odium 
imbricarium (pond cypress). May 27, 1909. 
have been studied sufficiently to be described here, but they are not 
believed to be very important as sources of peat. An analysis of 
peat from near East Tohopekaliga Lake (which, however, has been 
tampered with considerably) will be found in the table under lo¬ 
cality no. 11. 
