CULTIVATION OF MEDICINAL PLANTS. 741 



from carefully selected plants of American and Indian cannabis 

 have failed to yield, when in cultivation near Indianapolis, a 

 product testing over 65 per cent, of the. active value of good 

 Indian-grown drug, and that the majority of the plants tested 

 50 per cent, and even less. 



FIG. 409. Form of American Cannabis developed by F. A. Miller. Such forms are 

 obtained by selection and result in strains that are better adapted to modern methods ol 

 agriculture and from which the collection of the pistillate inflorescence is greatly simplified. 

 From the Experimental Farm of Eli Lilly & Company, Indianapolis, Ind. 



Experiments conducted near Timmonsville, S. C., by the U. S. 

 Department of Agriculture have shown that in that locality a 

 drug of a somewhat higher degree of potency can be grown. Of 

 course, .it is well known that the hemp plant is grown extensively 

 for fiber in Kentucky and other parts of the middle West. This 



