XXll CONTENTS. 



Section 7. 



Page 



GENERAL MORPHOLOGY, OR THE THEORETICAL STRUCTURE 



OF THE FLOWER .... 343 



Section 8. 



SYMMETRY OF THE FLOWER 



1. The Changes due to Union or Adhesion of Parts 



a. Coalescence .... 



b, Adnation or Adhesion . 



2. Addition or Multiplication of Parts 



a. Augmentation 



b. Chorisis or Deduplication 



Transverse Chorisis . 

 Collateral Chorisis 



3. Suppression or Abortion 



a. Suppression or abortion of one or more whorls 



b. Suppression of one or more organs of a whorl 



4. Irregularity 



a. Unequal growth, and unequal degree of union 



of the members of a whorl . . . . 



b. Abnormal development of the thalamus, or 



axis of the flower 



348 



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357 



357 



CHAPTER 5. 



REPRODUCTIVE ORGANS OF CRYPTOGAMOUS, FLOWERLESS, 

 OR ACOTYLEDONOUS PLANTS 



358 



Section 1. 

 reproductive organs of acrogbns 



359 



1. Pilices or Ferns . 



2. Equisetacese or Horse-tails . 



3. Marsileacese or Pepperworts 



4. Lycopodiacese or Club-mosses 



5. Musci or Mosses . 



6. Hepaticacese or Liverworts . 



7. Characese or Charas . 



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Section 2. 

 reproductive organs of thallogens 



1. Lichenes or Lichens 



2. Fungi or Mushrooms 



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