CONTENTS. 



Page 

 vi 



vu 

 xiii 

 xv 



xxix 

 xc 



Advertisement ••.... 



Preface ....... 



List of Abbreviations used in the Work 



Directions to the Unpractised Student . 



Analytical Key to the Natural Orders, etc. . xvii 



Garden Botany ....... 



Addenda to the Botany of the Northern United States 



flora. — ph.enogamous or flowering plants . . 1 



Dicotyledonous or Exogenous Plants . . l 



Angiospermous, Polypetalous . .2 



Monopetalous . . . 163 



Apetalous . . .359 



Gymnospermous Plants . . . 420 



Monocotyledonous or Endogenous Plants . .426 



Cryptogamous or Flowerless Plants . 607 



Index 705 



Explanation of the Plates . . . .731 



