EUPATORIUM PERFOLIATUM. 51 



time the most powerful ; for proof spirits was 

 ascertained to be the best menstruum. 



On the use of the Eupatorium Perfoliatum as 

 an article of the Materia Mcdica. 



Of the value of the eupatorium perfoliatum, 

 as an article of medicine, there can be no he- 

 sitation to offer an opinion. Though the wri- 

 ter has forborne to institute a comparison be- 

 tween the chemical properties of this plant, as 

 deduced from experiment, and of those which 

 are ascertained to belong to the Peruvian bark, 

 yet the inference can be readily drawn, that, 

 in very many respects, these two products of 

 the vegetable kingdom are exactly similar. 

 Indeed, it may readily be asserted, that, for 

 its active medicinal virtues, particularly as a 

 sudorific and as a tonic, it will not suffer by 

 comparison with any of the articles drawn 



