CONTENTS. XI 



CHAPTER XXIV. page 



Of the Class Diadelphia 147 



CHAPTER XXV. 

 The Class Syngenesia 159 



CHAPTER XXVI. 

 Of the Class Gynandria 177 



CHAPTER XXVII. 

 Of the Class Monoecia 186 



CHAPTER XXVIII. 



Of the Class Dioecia 200 



CHAPTER XXIX. 

 Of the Class Cryptogamia ....... 209 



PART II. 



PHYSIOLOGY OF PLANTS. 



CHAPTER I. 



Remarks on the General Character of Plants ... 219 



CHAPTER II. 



General Components of the Vegetable Structure - - 224 



CHAPTER III. 

 The Anatomy of Stems ---.-. 250 



CHAPTER IV. 

 The Origin and Attachment of Branches .... 273 



CHAPTER V. 

 Anatomy of Leaves ----... 28' 



Glossary of Botanical Terms .... 315 



