August, 1955 



EvERS: Hilt Prairihs of Illinois 



369 



VISITED AND DESCRIBED 



SEEN, BUT NOT VISITED 

 NOR DESCRIBED 



Fig. 1. — Location of the Illinois hill prairies which the author visited and of those which he 

 saw only from a distance during the field work for th's report. Hill prairies are most numerous 

 on bluffs that trend northwest and southeast and have upper slopes facing the southwest. Bluffs 

 of tributary streams were not examined for occurrences of hill prairies. 



