198 



our kitchen gardens has become quite a weed : 

 wherever it has once grown, plants rise sponta- 

 neously. 



I need not bring forward more examples of 

 the power of cultivation. The practical advan- 

 tages which it is calculated to insure, it is evi- 

 dent are considerable ; while the moral truths 

 which the study of vegetable physiology may in- 

 culcate upon the well regulated mind, are too 

 apparent to require to be insisted upon. 



