x CONTENTS 



PART IV 



FAMILY RELATIONSHIPS PAGE 



I. PUT INTO CLASSES 44 



H. ROSES AND THEIR RELATIVES 48 



m. " BUTTERCUPS AND DAISIES " . . .53 



PART V 



THE WORK OF ROOTS AND STEMS 



I. WHAT SOIL IS MADE OF 



II. THE WORK OF WORMS ....-64 

 HI. GROWING UP AND GROWING DOWN ... 66 

 IV. TIPS AND HAIRS 



v. A PLANT'S BRAIN 73 



PART VI 



THOSE LITTLE WORKSHOPS 



I. THE RISING OF SAP .... 



H. OTHER SUGGESTIONS 



in. HOW MANY LEAVES ? ..... 



IV. THE MAKE OF A LEAF ..... 



V. AND THE WORK OF A LEAF .... 



VI. GREEN LEAVES ...... 



PART VII 



THE POWER OF SUNLIGHT 



I. FLOWERS IN SUNSHINE ..... 96 



H. HOW THE WORK IS DONE 100 



III. PLANT MANUFACTURES ..... 103 



IV. THE FOOD THAT WE EAT ..... 105 

 V. OCEAN-FOOD . HO 



