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Table 4--Comparison of forested wetland community types and extents with hydrogeomorphic class

Forested community type	Predominant HGM class	Extent in the South (acres)	Source
Southern deepwater swamp	Riverine	Included in major and minor alluvial floodplain estimates	Conner and Buford (1998)
Major alluvial floodplain	Riverine	11.8 million	Kellison and others. (1998)
Minor alluvial floodplain	Riverine	20 million	Hodges (1998)
Carolina bays	Depressions		Sharitz and Gresham (1998)
Southern mountain fens	Depression/slope	6200	Moorhead and Russell (1998)
Pondcypress swamps	Depression		Ewel (1998)
Pocosins	Organic flats	695,000	Sharitz and Gresham (1998)
Wet flatwoods (pine)	Mineral flats	2.5 million	Harms and others. (1998)

Note: Values in parentheses are percent coefficient of variation with an asterix (*) indicating it's statistically unreliable.

Estimate based on U.S. Fish and Wildlife Service, National Wetland Inventory data from 1986-1997(Dahl 2000).

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