FORM OP ORGANS. 216 



terms Stasimorphy, Pleiomorphy, Metaraorphy, and 

 Heteromorphy to include teratological changes really 

 or apparently due to one or other of the causes above 

 mentioned. The classification here adopted is of course 

 to a considerable extent an arbitrary one and subject 

 to correction or modification, as the knowledge of the 

 development of the flowers in the various genera of 

 plants advances. 



