Page 

 3. Algae or Sea-weeds 380 



1. Chlorosporeae, Confervoidese, or Green-coloured 



Algffi 380 



2. Khodosporese, Florid eae, or Rose-coloured Algge . 382 



3. Melanosporeae, Fucoidese, or Bro\ra-coloured Algae 383 



BOOK 11. 



SYSTEMATIC BOTANY, OR THE CLASSIFICATION OF 

 PLANTS. 



CHAPTER 1. 



GEXERAX PRINCIPLES OF CLASSIFICATION . .386 



1. Species 386 



Varieties 387 



Races 387 



2. Genera 389 



3. Orders or Families 289 



4. Classes 391 



Characters 392 



Nomenclature 392 



Abbreviations and Symbols 391 



CHAPTER 2. 

 systems of classification . . .395 



Section 1. 



artificial systems of classification . . 399 



Linnsean System 



Classes ...... 



Orders 



Tabular View of the Linnsean System 



Section 2. 

 natrral systems of classification 



Natural Systems 

 Jussieu's Natural System 

 De CandoUe's Natural System 

 Endlicher's Natural System 



399 

 399 

 402 

 406 



408 



410 

 411 

 412 

 414 



