-^ry^t 



Bulletin 



OP THE 



Illinois State Laboratory 



OF 



Natural History 



Ukbana, Illinois, U. S. A. 



STEPHEN A. FORBES, Ph.D., L,L.D. 

 Director 



Vol. IX. October, 1910 Article III, 



THE VEGETATION OF THE INLAND SAND DEPOSITS OF ILLINOIS 



BY 



HENRY ALLAN GLEASON, Ph.D. 



