TABLES 



Number Page 



1 Acreages of bottomland hardwoods (oak-guni-cypress and eln- 

 ash-cottonwood) and other forest wetland classes in the 



south Atlantic States 3 



2 Comparative sediment losses and land-use practices 7 



3 Changes in levee height in upper, middle, and lower reaches 



of typical southeastern floodplain rivers 10 



4 Physicochemical data summarized for Georgia rivers in water 



year 1577 22 



5 Mean inorganic constituents in selected Georgia coastal plain 



rivers and in the "world average river" 22 



6 Physicochemical characteristics of floodplain soils by 



National Wetland Technical Council Zones 25 



7 Comparison of some floodplain soil nutrients to those of 



Coastal Plain, Piedmont, and mountain soils 29 



8 Percentage of organic matter in selected wetland and upland 



soils 30 



9 Trees, shrubs, vines, and herbs characteristic of southeast- 

 ern bottomlands and the floodplain zones in which they most 



frequently occur 39 



10 Response of mature bottomland hardwoods, some upland species, 

 and some levee species to varying lengths of time of inundation 



during growing season 43 



11 Dominance types of Zone II 45 



12 Dominance types of Zone III 56 



13 Dominance types of Zone IV 58 



14 Dominance types of Zone V 63 



15 Forest dominance type distributions across the nine floodplain 



transects illustrated in Figure 40 69 



2 



16 Net primary productivity (g dry wt/m /yr) for bottomland 



hardwood communities, compared with other wetland and upland 



environments 82 



