CONTENTS 



ARTICLE I. ON THE COMMON SHREW-MOLE IN ILLINOIS. BY page 

 FRANK ELMER WOOD, A.B. (2 Text Figures) October, 1910.... i - 15: 



ARTICLE II. A STUDY OF THE FOOD OF MOLES IN ILLINOIS. 



BY JAMES A. WEST, A.M. October, 1910 14-22 



ARTICLE III. THE VEGETATION OF THE INLAND SAND DE- 

 POSITS OF ILLINOIS. BY HENRY ALLAN GLEASON, Ph.D. 

 (20 Plates, 6 Text Figures) October, igio 23-174 



Introduction 23 



Physiograpliy and origin 24 



Climate 31 



The ecological environment 34 



General discussion 35 



The vegetation 42 



Classification of the plant associations 46 



The prairie formation 47 



The bunch-grass association 47 



Successions from the bunch-grass association "j"} 



The Panicum pscudopuhescens association 79 



Reversion to the bunch-grass association 83 



The blowout formation 84 



The basin association 90 



The windward slope association 91 



The blowsand association 92 



The deposit association 95 



Successions between the associations of the blowout formation 100 



Stabilization of the blowouts and their reversion to bunch-grass. ... 105 



The Hudsonia association 106 



Successions from the blowout formation 107 



The blowout thicket association 107 



The Stenophyllus association 108 



The swamp formation 109 



The Salix and Solidago association 109 



The PoJytrichum association 112 



The swamp association 114 



Succession of the prairie formation by the forest I16 



The forest formation I2I 



The black oak association 121 



Successions from the black oak association 129 



The bur oak association 129- 



The mixed forest association 135 



The river dunes and their plant associations 139 



The perched dunes 145 



Annotated list of species 145 



Bibliography • • T71 



