CONTENTS 



How TO USE THE BoOK 



Explanation of the Terms used 

 Diagrams ...... 



Key to the Diagrams 

 Descriptions ..... 



List of Symbols, Abbreviations, etc. 



Class I. Dicotyledons 



First Sub-class: Polypetalae . 

 Second Sub-class: Gamopetalae 

 Third Sub-class: Monochlamydeae 



Class II. Monocotyledons 



Class III. Gymnosperms . 



Class IV. Cryptogams 



Additions and Corrections 



Index ...... 



page 

 I 



3 

 II 



12 



141 

 142 



143 

 220 



261 



282 

 287 

 302 



303 

 313 



vu 



