50 



PAGE 



289 



VOL. II. 



CONTENTS. 



CHAPTER 



X. THE LEAF IN RELATION TO ITS ENVIRONMENT (continued) .... 



XI. FLORAL FORMS AND THEIR RELATIONS TO INSECTS 312 



XII. THE WELCOME OF THE FLOWERS 358 



XIII. SOME PLANT MARRIAGES AND THE GUESTS THAT ASSIST AT THE FUNCTION . 422 



XIV. THE PROMISE OF THE PLANT THAT is TO BE . . . . . . 464 



XV. HIDDEN MARRIAGES 500 



GLOSSARY OF TERMS 574 



INDEX . .577 



COLOURED PLATES. 



Blood-lipped Oncid (Oncidium hcematochilum) Frontispiece 



Facing page 



Peach (Prunus persica) 289 



Rosy Garlic (Allium acuminatum) 

 Close-headed Befaria (Be/aria coarctata) 

 Variegated Oncid (Oncidium variegatum) 



321 

 353 



385 



Blue Vanda (Vanda ccerulea) . . . . . . . . . . .417 



Cervantes' Odontoglot (Odontoglossum cervantesii) ....... 449 



Speckled Odontoglot (Odontoglossum ncevium) ........ 481 



Toothed Ceanothus (Ceanothus dentatus) 513 



ILLUSTRATIONS IN THE TEXT. 



