iv SUMMARY OF CHAPTERS. 



4. Soiw AND NATIVE VEGETATION. 



Chapter XXIV. Recognition of the Character of Soils from their 



Native Vegetation. Mississippi. 



" XXV. Recognition of the Character of Soils from their 

 Native Vegetation. United States at large, Europe. 

 " XXVI. Vegetation of Saline and Alkali Lands. 



