224 APPENDIX. 



Box Elder. 



White American Ash. 



Sugar Maple (to some extent). 

 Second Step. 



The introduction of Catalpa species. At present the 

 above with Black Walnut and White Ash are the leading trees. 



Worthy of extensive culture, though sparsely planted thus 

 far, are : 



Tulip-Tree (Yellow Poplar). 



The leading White Oak species. 



White Oak. 



Over-cup Oak. 



Burr Oak. 



Post Oak. 



White Hickory (under certain conditions). 



Of Conifers. 



Bald Cypress (for alluvial lowlands). 



Eed Cedar, for limestone uplands and stony slopes. 



White Pine, especially suited for sandstone formations 

 found in sections of Southwestern Missouri and Arkansas. 

 Ornamental trees of this species, met everywhere, show re- 

 markable vigor of growth and adaptation to the formation. 



Black Cherry (to be recommended for general culture). 



European Alder, for moist and loamy soils, of rapid 

 growth, and valuable wood. One of the best of temporary 

 nursery trees for larger plantations. 



Soft Woods. 

 Soft Maple. 

 Box Elder. 

 Birch (both nigre and lenta). 



