TABLE OF CONTENTS. 



PAGS 



A Southern Michigan Woodilot Frontispiece. 



Map of Michigan (Showing Details Mentioned in the 



Bulletin iv 



Introduction : . .v 



Acknowledgments vii 



How to Study the Trees ix 



Artificial Keys, How Made and Used xviii 



Summer Key to the Genera xxi 



Winter Key to the Genera xxvii 



Manual of Trees (Description of Species, with Summer 



and Winter Keys to the Species) xxxiii 



Glossary 231 



Index -to the Artificial Keys 241 



Index to the Trees 242 



Ill 



