TEXT FIGURES. No. PAcE [7. Scene in estuarine swamp of Apalachicola River................ 236 i8. Interior of dense tyty swamp, Walton Co ........................ 253 i9. Interior of gum swamp, Leon Co.. ....................... 255 20. Slash-pine bog, Lake Co ........................................ 256 21. Non-alluvial swamp, Desoto Co .............................. 259 22. Deep open tyty bay near Carrabelle, Franklin Co .................. 265 23. Lake Alfred, near Bartow Junction, Polk Co... ........269 24. Lake Butler, Bradford Co................. ............... 272 25. Clear Lake, a fresh lagoon in Palm Beach Co.................. 273 26. Helena Run, Lake Co.................................... 281 27. 'Gator-hole near south end of Everglades ......................285 28. Scene in Everglades near head of Miami River ................286 29. Hardpan on shore of bay near Apalachicola. .................294 3o. Fossil peat locality near Milton............................26