Xll CONTENTS. 



PAGE 



CHAP. II. Compound Organs in Flowering Plants 1 32 



SECT. I. Cuticle and its Appendages 1 32 



Epidermis 132 



Stomates 137 



Hairs 151 



Scurf 158 



Glands .......... 159 



Prickles 146 



SECT. II. Stem, or Ascending Axis 165 



Its Parts 166 



External modifications 179 



Internal modifications 1 84 



Exogenous Structure 185 



Pith 185 



Bark 192 



Liber 195 



Cambium 196 



Medullary Rays . . . .197 



Sheath 198 



Wood 198 



Age of Exogens 200 



Endogenous Structure 221 



Schleiden's Theory . . . 229 



SECT. III. Root or descending Axis 236 



SECT. IV. Appendages of the Axis 240 



The Leaf 242 



Spiral Arrangement '.243 



Anatomy 253 



Veins 260 



Forms 268 



Petiole 295 



Phyllodes 297 



Tendril 298 



Pitchers . 299 



Spines 302 



Stipules 305 



Bracts 30 8 



Flowers 314 



Inflorescence 316 



Calyx 326 



Corolla 330 



Stamens . . 333 



Pollen 350 



Disk 362 



Pistil 363 



Receptacle 3 90 



Ovule 391 



