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 



CHAP. VII. History of Botany, - - 298 

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

 II. First Establishment of Scientific Botany, 304 

 HI. First Establishment of the Doctrine re- 

 specting the Structure and Systematical 

 Arrangement of Plants, - - S09 

 IV. Events preparatory to the Linnaean Refor- 

 mation, - - - 315 

 V. The Linnaean period, - . - 318 

 VI. Recent History of Botany - 323 



PRACTICAL PART. 



CLASS L 1. Hippuris vulgaris, L. - - 343 



2. Agardhia cryptantha, - - 346 



IL 3. Circaea lutetiana, L. - - 347 



4. Salvia brasiliensis, - - 349 



in. 5. Poa trivialis, L. - - 350 



6. Tontelea trinervia, - - 353 



IV. 7. Asterocephalus canescens, - 354 



V. 8. Phyteuma spicatum, L. - - 357 



9. Gentiana Pneumonanthe, L. - 360 



10. Viburnum Opulus, L. - 362 



VI. 11. Leucoium vernum, L. - 366 



VII. 12, Trientalis Europaea, L. - 368 



VIII. 13. Vaccinium Oxycoccus, L. - 370 



IX. 14. Butomus umbellatus, L. - 373 



X, 15. Pyrola secunda, L. - - 376 



XI. 16. Asarum Europaeum, - 378 



XII, 17. View of the genus Ruhus, - 381 



