TABLE OF CONTENTS 



PAGE 



Map of North America (exclusive of Mexico) showing the eight re- 

 gions into which the country is divided according to the prevailing 

 character of the trees ...... Frontisjjiece 



Synopsis of Families of Plants ....... xi 



Analytical Key of FAivnLiES of Plants, based on the character of 



their leaves ........... xvi 



Manual of Trees 



Gymnospermae .......... 1 



Angiospermse . . . . . . . . . .102 



Monocotyledons . . ... . . . . , . 102 



Dicotyledons .......... 125 



Apetalse 125 



Petalae 315 



Polypetalae ........... 315 



Gamoj^etalse .......... 718 



Glossary of Technical Terms 815 



Index 819 



