XX 



CONTENTS. 



Page 

 CHAP. IV. On the Distribution of Plants upon 



THE Earth, - - 263 



CHAP. V. History of the Distribution of Plants, 276 

 CHAP. VI. On Malformations and Diseases of 



Plants, ... 283 



€HAP. VII. History of Botany, - - 298 



I. Ancient History till the Revival of Science, ib. 



II. First Establishment of Scientific Botany, 304 



III. First Establishment of the Doctrine re- 



specting the Structure and Systematical 



Arrangement of Plants, - - :^09 



IV. Events preparatory to the Linnaean Refor- 



mation, - - - 315 



V. The Linnaean period, - - 318 



VI. Recent History of Botany - 323 



PRACTICAL PART. 



343 

 346 



347 

 349 

 350 

 35S 

 354^ 

 357 

 360 

 362 

 366 

 368 

 370 

 373 

 37G 

 378 

 381 



