CONTENTS 



CHAPTER 



I. — IXTROIJUCTIOX 



II. — FoLiAiiE leaves: The light helation 

 III. — Foliage leaves: Fu.n'ction. STKrcTURK, 

 IV. — Shoots 



V. — Roots 



VI. RePRODUGTIVK ORGAN'S 



VII. — Flowers and i.n'sects 



VIII. — Ax INDIVIDUAL plant IX ALL OF ITS RELATIO: 

 IX. — The STRUGGLE FOR EXISTENCE . 



X. — The nutrition of plants 

 XI. — Plant societies: Ecological factors 

 XII. — Hydrophyte societies 

 XIII. — Xerophyte societies 

 XIV. — JIesophyte societies 

 XV. — The plant groups . 



XVI. — TlIALLOPHYTES: ALG.E 



XVII. — The great groitps of Alg.e 

 XVIII. — Thallopiiytes : FuN(ii 



XIX. — BrYOPHY'TES (MOSS PLANTS) 



XX. — The great groups of Bryophy'tes 

 XXI. — Pteridophytes (fern plants) . 

 XXII. — The great groups of Pteridophytes 

 XXIII. — Spermatophytes : Gyjinosper.ms 

 XXIV. — Spermatophytes : Angiosperms 

 XXV. — Monocotyledons and dicotyledons 



C4lossary 



Index 



P.4GE 



1 



6 



28 



80 

 109 

 12::! 

 lyy 

 142 

 149 

 109 

 177 

 188 

 214 

 221 

 224 

 202 

 204 

 209 

 1108 

 320 

 334 

 343 

 358 

 376 

 383 

 389 



