1922] Forest Types 191 



Black oak — southern red oak — white oak— sand hickory, quality 2. 

 Spotted oak — black oak — northern red oak — chinquapin oak — southern 



sugar maple — Biltmore ash, quality 3. 

 Chinquapin oak — small shagbark hickory — northern red oak — post oak — 



red cedar, quality 4. 

 Alluvials and riparian. 



Sweet gum — swamp southern red oak — spotted oak — black gum — Acer 



tridens — green ash — Celtis laevigata, quality 2. 

 Sweet gum — white oak — black gum— shagbark hickory — sycamore, quality 2. 

 Eiver birch — sycamore — red maple — black willow, quality 3. 



MOST IMPORTANT VEGETATION TYPES (APPALACHIANS) 

 Mesophytic associations 

 Deep soils. 



White oak societies. 



Yellow poplar societies. 



Chestnut societies. 



Black oak — southern red oak society. 



Medium soils. 



Black cherry — birch, quality 2. 



Spanish oak, quality 3. 



Yellow buckeye — white ash — mountain lin societies. 



Shallow soils. 



Eed oak societies, qualities 4, 5 and sub 5. 

 Beech, qualities 4 and 5. 

 Xerophytic associations 

 Mountain pine. 

 Spruce pine. 

 Black pine. 

 Yellow pine. 

 White pine. 

 Scrub oak, quality sub 5. 



Lithophytic associations. 



Chestnut oak societies. 



Eed spruce societies. 



Hemlock — yellow birch, quality 3. 



Psychrophytic associations. 



Eed oak, quality sub 5. 



Alnus viridi^. 



Bhododendron catawbiense. 



Hemlock — yellow birch (to southward). 



Yellow buckeye— sugar maple — birch (to southward). 



Beech, quality 5. 



