TABLE OF CONTENTS. 
A Southern Michigan Woodlot—Frontispiece. ae 
Map of Michigan (Showing Details Mentioned in the 
Bulletin): “siainwaieen ie aeun aa adiamdranameatens oulncuer can bea iv 
TntrOdUCti On! nteinacaiuures deci Nasedasese atic: des see Vente v 
Acknowledgments: vidcsnaiide sve ¢ 0239 eu ee 4944 OL a oMeean cecaed vii 
How to Study the Trees ....... 0... ccc ce cee cece cet eeeenees ix 
Artificial Keys, How Made and Used...................05- xviii 
Summer Key to the Genera ............. ccc cceee eee ceceeeee xxi 
Winter Key to the Genera .......... 0... cee cece cee eee xxvii 
Manual of Trees (Description of Species, with Summer 
and Winter Keys to the Species).............0.00 0085 XXXiii 
Glossary siesecescuxceeas gk ashen mR ye PEE AN RAR ce baa 231 
Index to the Artificial KeyS............ cc cece cece cece ee neee 241 
Index to the “Trees: cocegniiei pai pese as sera sesiwee cand eu hae 242 
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