X TABLE OF CONTENTS. 



CHAPTER VII. 



PAGES 



HOW PLANTS OBTAIN THEIR LIQUID FOOD 34~44 



I . Water cultures ." 34~3^ 



II. How plants obtain food from the soil 36-41 



III. Strong solutions of plant food are injurious 4!-44 



CHAPTER VIII. 



HOW SOME PLANT PARTS REMAIN RIGID 45~49 



CHAPTER IX. 



HOW WATER MOVES THROUGH THE PLANT 5-55 



I. Root pressure or osmotic pressure So-5 1 



II. The loss of water by plants (transpiration) 5 I ~55 



CHAPTER X. 



HOW WATER MOVES THROUGH THE PLANT, CONCLUDED 56-60 



III. Part which the leaf plays in transpiration. 



CHAPTER XI. 

 PATH OF MOVEMENT OF LIQUIDS IN PLANTS 61-69 



CHAPTER XII. 



HOW PLANTS GET THEIR CARBON FOOD 7~73 



I. The gases concerned. 



CHAPTER XIII. 



HOW PLANTS GET THEIR CARBON FOOD, CONCLUDED 74-80 



II. Starch formed by green plants. 



CHAPTER XIV. 



ROUGH ANALYSIS OF PLANT SUBSTANCE 81-83 



