160 



er tables, were side by side, in this instance extending in a strip 

 110 feet long by 10 feet wide. Near the area covered by these 

 quadrats, but not included in them, were patches of Solidago 

 missouriensis (c) and Rosa humilis (e);c and e, as above de- 

 fined, indicating their respective numbers per quadrat. 



TABLE I. ORIGINAL BUNCH-GRASS PRAIRIE. 



In this instance it will be seen that Eragrostis trichodes was 

 the most prominent bunch-grass. That is not always so, but its 

 place is frequently taken by other species. For example, near 

 this survey was another tract of undisturbed bunch-grass com- 

 posed of Car ex gravida and the undetermined Panicum, with an 

 abundance index of c and g, respectively, per quadrat. 



* See p. 159. 



