xii 
CONTENTS. 
Page 
4. Flower 
- 127 
5. Inflorescence 
- 129 
D. Calyx - 
- 135 
7. Corolla - 
- 139 
8. Stamens 
- 144 
9. Disk - > _ 
- 161 
10. r'lstil - 
- 162 
11. Receptacle 
- 176 
12. Ovule 
- ib. 
13. Fruit 
- 184 
14. Seed 
- 205 
15. Naked Seeds 
- 218 
Chap. III. Of the Compound Organs in Flowerless Plants - - 220 
1. Ferns - - 
- ib. 
2. Equisetaceae _ _ > 
- 222 
3. Lycopodiaceoe - - - 
- ib. 
4. Marsileaceae - - - - 
- 223 
5. Mosses and Andreaceae 
- 225 
6. Jungermanniaceae and Hepaticae 
- 227 
7. Lichens _ - _ _ 
- 229 
8. Algae and Characese 
- 231 
9. Fungi - - - _ _ 
- 233 
BOOK II. 
Physiology ; or, Plants considered in a State of Action - 235 
Chap. I. Elementary Organs - •- _ _ _ 246 
II. Root - - - - _ - _ 252 
III. Stem, and Origin of Wood - - - - 256 
IV. Leaves _ _ _ - _ . 268 
V. Bracts and floral Envelopes : Disengagement of Caloric - 274 
VI. Fertilisation ------ 280 
VII. Fruit - - - - - - _ 291 
VIII. Seeds - - - - - - - 299 
IX. Food of Plants — Manure - - - 305 
X. Digestion, Respiration, and Secretion - - - 311 
XI. Circulation of Sap ------ 325 
XII. Directions - ----- 333 
XIII. LTitabihty - - - - - - 345 
XIV. Colour and Smell - - - - - 354 
XV. Flowerless Plants - - - - 369 
