INTRODUCTION. v. 



iis if (he product of a different climate, though 

 the use of the fresh plants will in general be best 

 when they can be hail. 



As there are some which will not retain their 

 virtues in a dried stair, kind can be met with only 

 during a small part of the year ; it will be pro- 

 per to add the best methods of preserving these 

 in some way, according to the apothecary's man- 

 ner ; and these chapters, with that which shall 

 lay down the method of making the preparations 

 from them for ready service, will be sufficient to 

 lead to the perfect use of the medicines of our 

 own growth : and it will be found upon experi- 

 ence, that those who sufficiently know how to make 

 a proper u<c of these, need seldom have recourse 

 f-o any others. 



chap. ;l 



Concerning; the methods of collecting and presett- 

 ing plants and parts of them for use. 



THE virtues of different plants residing princi- 

 pally in certain parts of them, and those 

 different according to the nature of the herb, 

 these several parts arc to be selected, and the rest 

 left ; and these arc in some to be used fresh and 

 just gathered ; in others, either necessity, or the 

 natural preference, make it proper to dry and pre- 

 serve them. 



In some only the leaves are to be used ; in 

 others the whole plant cut fiora the root: in others 

 the (lowers only ; in others the fruits ; in others 

 the seeds ; in some the roots ; and of seme trees 



