CONTENTS 



CHAl'. 

 I. 



2. 



3- 



4- 

 5- 



6. 



9- 



10. 



1 1. 



12. 



13- 



14. 

 15. 



THE HISTORY OF THE INVESTIGATION 



THE THREE CONDITIONS OF THE SEED . 



THE IMPERMEABILITY OF SEEDS AND ITS SIGNIFICANCE 



PERMEABLE AND IMPERMEABLE SEEDS . 



THE GROUPING OF SEEDS ACCORDING TO THEIR PERMEA 

 BILITY OR IMPERMEABILITY .... 



ADDITIONAL EVIDENCE ON THE CONTRAST IN BEHAVIOUR 

 BETWEEN PERMEABLE AND IMPERMEABLE SEEDS 



HYGROSCOPICITY ....... 



A LAST WORD ON THE HYGROSCOPICITY OF SEEDS . 



THE REGIME OF THE SHRINKING AND SWELLING SEED 



THE FATE OF SEEDS AS INDICATED BY THE BALANCE 



A CLUE TO THE HOMOLOGIES OF FRUITS 



THE HOMOLOGIES OF FRUITS AS REVEALED IN THE DRYING 

 PROCESS ........ 



THE DEHISCENCE OF FRUITS ..... 



THE PROPORTION OF PARTS IN FRLTITS . 



THE RELATION BETWEEN THE NUMBER OF SEEDS AND THE 

 WEIGHT AND SIZE OF THE FRUIT 



18 



69 



90 



114 



180 

 187 

 225 

 241 



258 



273 

 293 



330 



