CONTENTS 
Page 
Geology and Mineral Resources, by E. H. Sellards- 121 
Introduction -—--- 121 
The Area Treated- 121 
Chemical analyses of the soils---——— - 121 
Mechanical analyses of the soils- 123 
Geology- 126 
Ocala Formation ---—-- 126 
Alum Bluff Formation- —— -—- 126 
Alachua Formation -—--—- 126 
Mineral Resources --—- 127 
Water supply__-—,--- 127 
Phosphate _--_—_ 130 
Lime, limestone and marls----- 130 
Clays _—_—___ 130' 
The Native Vegetation- 131 
Explanation of map showing distribution of vegetation types—---- 132 
Relation between geology, vegetation and soils— —'- 133 
Description of the vegetation types including plant lists, by Roland M. 
Harper-—- 135 
Introduction —_ 135 
Details of treatment__—--- 137 
Illustrations _—_—_ 149 
The vegetation types described_--_ 140 
1. Lakes, ponds and prairies-—-—- 140 
2. Scrub thickets _--_ 141 
3. Scrub _—_--_=._ 142 
4. Palmetto flatwoods - 144 
5. High pine land----- 146 
6. Red oak woods-----—_ 168 
7. Sandy hammocks _ --_ 170 
8. High hammocks _—__ 172 
9. Low hammocks_—_—_ 175 
10. Swamps and streams__ 176 
11. Short-leaf pine and cabbage palmetto bottoms_—_ 178 
12. Open flatwoods_—_ 179 
Summary and conclusions_—___ 180 
Soil Survey by Charles N. Mooney, W. J. Latimer, Herman Gunter and 
Emil Gunter _—____ 189 
Description of the area_--___ 189 
Climate ---_•-—_ 193 
Agriculture_,—_1_ 196 
Soils —--- 206 
Norfolk sand_—_ 211 
Norfolk fine sand_______ 215 
Gainesville loamy sand_—_ 218 
Gainesville fine sand_--_ 220 
Gainesville sandy loam_—___ 222 
119 
