19 



woods", oak and hickory, aggregate 52 per cent of the stand ; and the 

 average sawlog yield per acre is relatively low. 



The occurrence of species by per cents based on 5.53 acres of plots 

 and line is as follows : pin oak, 30 ; red gum, 20 ; ash, 13 ; white oak, 9 ; 

 elm, 9 ; hickory, 7 ; river biixh, black gum, cow oak, black oak, swamp 

 white oak, 2 each ; soft maple, 1 ; with honey locust and black walnut 

 occasional trees. Catalpa is native to these bottomlands. Pecan is com- 

 mon along the Wabash, but is found less frequently on the heavy soils of 

 the lesser streams ; while the big shellbark hickory is locally very abun- 

 dant on these heavy soils. 



