IN I ROD! I I ION 



human into I I. and a kn . 



inch rude distinctions were improved, and when 

 cutting the value of minute or 1 1 i. 1. : 

 ich irere unknown, obj< 



common, d, and I 1 his 



r-plants and p 



aromatics, and gum 

 : and t! ■• 5, imital 



led tiif same kind ofarrang It w 



ming, improved the ancient >f distinction, by taking into 



int chai f a more definite nature than those which 1. . 



employed by hi> pred - : but I 



most distinguished oi whom w< an Italian who 



lebrated Tournefort, and especially our countryman, John . 

 flourished in tl teenth cenl try. 'I 



much to tli<- kr . and i. 



phical a conception of th principles <>f classificat 



behind him in 1 eal foundati 



modern views which, having _ain brought forward at a 1 I ivour- 



time by Jussieu, ari Uyascri irned 



uist and his . laboured under tl 



adv.i _ I, hp far in ad\ 



unable to appreciate mportance of his :' his 



opinions ; and who therefi with the 



improvemenl 

 method of arrangement, that should 1 alpha!* 



key by which I nee may be readily 



rtained. With this in view. Rivinus iiv 



tiding upon the formation of tl K mel, in 1693, upon the 



fruit alone; afagnol, in 17' dyx and corolla; and finally, 



Linnaeus, in 1731, on variations in the e rtil. The methi 



the last ant!. 1 njoy< d a d brity which has rarely fal!' 



the lot of human contrii chiefly on account of its clearness and 



plicity : and in it- day ted a larg 



It was soon, however, by thos lied the Vej 



?dom profoundly, that no improvement c old be made in the k:. 

 ts true nature, of the best manner of a pur- 



which it might l>e applied, unl< 

 ted : and l daily more apparent as 



1 by botanical trai d that 



thousand iil-> lamined plants which inhabit Eur 

 idea of the vegetation of th _ ; that metl 



tolerable so long as 

 brance as tin- number increasi d, and that no n 

 branch of science, 

 taken as the basis of all arr .t Th.' older 



table ji!.; : and of the la* I the 



mosl hut a glimmering perception. 5 

 bon of all sound principles 1 lion. The 



immediately led t>> the in on of new branches of ki 



which <I - were daily made, and it has 



adoption of the principles of Ray. improved and extend 

 views of Jussieu, loped in hi- < I 



