EXPLANATION OF PLATE 13. SOIL TYPES.. Fig. I.-Muck soil. The Everglades of Florida along the drainage canal west of Fort Lauderdale. The soil here consists of muck to a depth of three to five feet, underlaid by sands which in turn rest upon oolitic limestone. Fig. 2.-Prairie soil. One of the typical small prairies. View taken IG miles west of Sebastian. Prairie as the term is used in Florida refers to lands overflowed during a part of the year. The soil consists usually of light colored sands to a depth of several feet, underlaid by clay or hardpan. The sniall prairie shown in the foreground is surrounded by palmetto flatwoods. Fig. 3.-Calcareous hammock soil. A view in T arnbull Hammock, One. mile west of Daytona. Shell marl here lies at or ver.% near the surface. The native vegetation includes cabbage palmetto and vari us deciduous hardwoo4 trees. The calcareous soils are desirable, particularly for vegetable growing.