Page 



a. Augmentation . . = . . . 360 



b. Chorisis or Deduplication . . . .361 



Transverse Chorisis 361 



Collateral Chorisis 362 



3. Suppression or Abortion 363 



a. Suppression or abortion of one or more whorls 364 



b. Suppression of one or more organs of a whorl 364 



4. Irregularity . 366 



a. Unequal growth, and unequal degree of union 



of the members of a whorl .... 366 



b. Abnormal development of the thalamus, or 



axis of the flower 366 



CHAPTER 5. 

 reproductive organs of cryptogamous, flowerless, 



or acottledonous plants . . . 367 



Section 1. 



reproductive organs of acrogens . 368 



1. Eilices or Ferns 368 



2. Equisetace£B or Horse-tails 371 



3. Marsileacete or Pepperworts 372 



4. LycopodiaceEe or Club-mosses 374 



5. Musci or Mosses 375 



6. Hepaticace^ or Liverworts 378 



7. Characea; or Charas 381 



Section 2. 



reproductive organs of thallogens. . 382 



1 . Liehenes or Lichens 383 



2. Fungi or Mushrooms 385 



3. Algai or Sea-weeds 388 



1. Chlorosporeae, Confervoidese, or Green- coloured 



Algas 388 



2. Rhodosporece, Florideae, or Rose-coloured Algae 390 



3. Melanosporeae, Fucoideae, or Brown-coloured Algae 391 



BOOK II. 



SYSTEMATIC BOTANY, OR THE CLASSIFICATION OF 

 PLANTS. 



CHAPTER 1. 



GENERAL PRINCIPLES OF CLASSIFICATION . 394 



1. Species 394 



Varieties 395 



Races 395 



