CONTENTS. 



INTRODUCTION GENERAL SURVEY OF THE SCIENCE 



PART I. 



STRUCTURAL AND PHYSIOLOGICAL BOTANY. 



CHAPTER I. OF THE ELEMENTARY STRUCTURE OF 



PLANTS 17 



SECT. I. OF ORGANIZATION IN GENERAL .... 17 



The Elementary Constitution of Plants . . . 17 



Their Organic Constitution ...... 18 



Distinctions between Minerals and Organized Beings . 19 

 Individuals and Species . . . . . - . .20 



Life 21 



Difference between Vegetables and Animals . . .22 



SECT. II. OF THE CELLS AND CELLULAR TISSUE OF PLANTS 



IN GENERAL 23 



Cellular Structure . 23 



Formation and Development of Cells . ... 26 



Multiplication of Cells 29 



Gemmation or Budding of Cells ..... 32 



Elongating and Ramifying Cells . . . . .33 



Circulation in Young Cells ...... 



Permeability and Imbibition (Endosmosis) ... 34 



Growth of Cell-Membrane interstitially ... 35 



Thickening by Deposition ...... 36 



Markings of the Walls of Cells ..... 38 



Free Gelatinous Coils in Cells . . . . . 42 



