450 FLORIDA GEOLOGICAL SURVEY SIXTH ANNUAL REPORT. 



Summary of mineral production in 



Florida, 114 

 Summer rains, 184, 238 (see also 



Seasonal distribution) 

 Summer resorts, 246, 288, (301) 

 Sumter County, 57-58, 60 

 Superlicial formations, 193 (see also 



Lafayette) 

 Suwannee County, 47, 120, 319 (see 



also Live oak, Welborn) 

 Suwannee River, 47, 310, 315-317, 402- 



406, 410 

 Suwannee Springs, 123 

 Swamps, 173, 178, 195-334, 354, 358, 



364, 366, 395, 400-406 

 Sweet potatoes, 200, 209, 241, 253, 265, 



279, 296, 309, 319, S2S. 337 

 Synopsis of geographical divisions of 



northern Florida, 191 

 Synopsis of regional descriptions, 180 

 Syrup (see Sugar-cane) 



Tallahassee, 183, 271, 276, 303, 415 

 Tallahassee red hills, 191, 223, 254, 266- 

 279, 295, 372-375, 395, 397, 399, 402 

 Tapirus, fossil, 162 

 Taxonomic studies of plants, 173 

 Taylor, A. E., soil survey of Brad- 

 ford County, (326-328, 415) 



Taylor County, 183, 303, 309, 313, 382 

 Technical names and terms explained, 

 172, 187, 196 



Temperature, 182-183 



Tennessee, 79, 80, 88, 89, T76 



Terraces, 202 



Tertiary formations, 201, 210, 223, 256, 



320 (see also Miocene, Oligocene, 



Pliocene) 

 Testudo Polyphemus, 182 (see also 



Gopher) 



Texas, 267 



Tharp, W. E., soil survey by, (254), 



302, 310, (415) 

 Thickets, 390 



Thnmpson, Maurice, cited, 266, 303, 415 

 Tidal channels, 338 

 Tiger Bay, record of well at, 110-112 

 Tomatoes, 241, 253, 265, 325, 337 

 Topographic maps, need of, 14-16 



Topography, 172, 173, 183, 185, 195-339, 



393, 412 

 Torrey, B., book by, 266, 415 



" John, 412 

 Tourists, 343 

 Trail Ridge, 190, 326, 329, 330, 335, 



402, 405, 414 

 Tropical soils, 176 

 Truck-farming, 152, 394, 396 (see also 



Crops, Vegetables) 

 Tunis, phosphates of, 94 

 Tuomey, M., cited, 42 

 Turpentine, turpentining, 177, 200, 222. 



238, 240, 253, 264, 279, 288, 295, 301. 



309, 3^3, 319, 325, 336, 348 

 Turtle (see Testudo) 



U. 



Ulrich, E. O., cited, 79 

 Underground water, 172, 181 (see also 



Ground water 

 UniS, R. D., 152, 153 

 United States Army Engineers, 415 

 U. S. Board on Geographic Names, 145 

 U. S. Bureau of Mines, 32 

 U. S. Bureau of Chemistry, 397 

 U. S. Bureau of Soils, 17, 181, 193, 

 194, 201, 210, 225, 229, 247, 254, 

 255, 266-268, 280, 302, 310, 326, 393, 



397, 415 

 U. S. Bureau of Standards, 37 

 U. S. Department of Agriculture, 177, 



203 



Division of Forestry, 413 

 U. S. Geological Survey, 16, 23, 26, 27, 



29, 34. 37, 59, 63, 72. 74, 75, 79, 



80, 86. 88, 92, 94, 99, T35, 145, 



225, 329, 413 

 U. S. Weather Bureau, 182 

 Upland cotton (see cotton) 

 Upper Oligocene, 34, 76, 126, 131, 161, 



193, 214, 229, 254, 266, 302 



Valleys, 210, 211, 218.' 232, 270, 303, 



320, 329 

 Van Hise, C. R., cited, 125 

 Variation in ground water level, 157 

 Vaughan, T. W., cited, 329 

 Veatch, Otto, cited, 329 

 Vegetables, 145, , 175, 265, 337 



