CONTENTS 



CHAPTER 



I. — Introduction 



II. — Foliage leaves : The light relation 

 III. — Foliage leaves : Function, structure, and protection 

 IV. — Shoots 

 V. — Boots 



VI. — Reproductive organs 

 VII. — Flowers and insects 



VIII. — An individual plant in all of its relations 

 IX. — The struggle for existence . 

 X. — The nutrition of plants 

 XL — Plant associations : Ecological factors 

 XII. — Hydrophyte associations 

 XIII. — Xerophyte associations .... 

 XIV. — Mesophyte associations .... 



XV. — The plant groups 



XVI. — Thallophytes : Alg^ .... 

 XVII. — The great groups of Alg^e . 

 XVIII. — Thallophytes : Fungi .... 

 XIX. — Bryophytes (moss plants) 

 XX. — The great groups of Bryophytes 

 XXI. — Pteridophytes (fern plants) . 

 XXII. — The great groups of Pteridophytes . 

 XXIII. — Spermatophytes : Gymnosperms 

 XXIV. — Spermatophytes : Angiosperms 

 XXV. — Monocotyledons and Dicotyledons 



Glossary 



Index 



PAGE 

 1 



6 

 28 

 53 

 89 

 109 

 123 

 138 

 142 

 149 

 109 

 177 

 188 

 214 

 221 

 224 

 232 

 264 

 299 

 308 

 320 

 334 

 343 

 358 

 376 

 383 

 389 



