TABLE OF CONTENTS. 



PART I: PHYSIOLOGY. 



PAGE! 



CHAPTER I. 



HOW THE SEEDLING GROWS FROM THE SEED .............. . 1-6 



CHAPTER II. 

 WINTER BUDS, SHOOTS, ETC .................................. 7-14 



CHAPTER III. 



THE LIVING SUBSTANCE OF PLANTS .......................... I5~l8 



I. Protoplasm in root hairs of seedlings. 

 CHAPTER IV. 



THE LIVING SUBSTANCE OF PLANTS, CONTINUED ............... !9~23 



II. Protoplasm in an alga: Spirogyra. 



CHAPTER V. 



THE LIVING SUBSTANCE OF PLANTS, CONCLUDED ............... 24-27 



III. Protoplasm in a fungus: Mucor. 



CHAPTER VI. 



HOW WATER MOVES IN AND OUT OF PLANT CELLS ....... .... 28-33 



Absorption, diffusion, osmose. 



ix 



