Vlll 



CONTENTS. 



CHAPTER VII. 

 BRACTS AND FLORAL LEAVES. 



PAGE 



General Description 74 



Inflorescence 75 



Symmetry of Flower 80 



Floral Receptacle 81 



Relation of Parts 82 



Calyx 83 



Corolla 86 



CHAPTER VIII, 



ESSENTIAL FLORAL LEAVES. 



Stamens Q2 



Carpels gg 



Ovules IQ y 



Proof that Flower is a Shoot I09 



CHAPTER IX. 



PHYSIOLOGY OF FLOWERS. 



Protection Iu 



Respiration II4 



Reproduction II4 



Pollination IT . 



Cross-Pollination Ilt . 



Self-Pollination j~ 



Fertilization j^j 



Motility, Irritability, and Spontaneity ^ z 



CHAPTER X. 



SEEDS AND FRUITS. 



Morphology j^ 2 



Physiology I40 



APPENDIX A. 



PRACTICAL WORK . . . . I4S 



APPENDIX B. 



EXAMINATION QUESTIONS . . .161 



INDEX !6 7 



