CULTIVATION OF MEDICINAL PLANTS. 745 



into some of the Middle States, as Michigan, Wisconsin. Indiana, 

 and Ohio. Since that time the cultivation has been extended to 



Fig. 413. Seedling plants of Erytlnoxvloii Coca (A) ami I'ucufvttus (ilohulus (in 



some of the States on the Pacific coast, notably Oregon, Washing- 

 ton, and northern California. 



The peppermint industry shows a similar history. This indus- 

 try was first developed in Wayne County, New York. Later it 



