DEDICATION. 



Your Royal Highnefs, at 

 leaft at Your leifure hours ; 

 but will rather add to the plea- 

 fure, with which vegetable 

 Nature in her prime verdure 

 charms us : To fee the fteps 

 me takes in her productions, 

 and the wonderful power Hie 

 therein exerts : The admirable 

 provifion Ihe has made for 

 them, not only vigoroufly to 

 draw to great heights plen- 

 ty of nourilhment from the 

 earth ; but alfo more fublimed 

 and exalted food from the air, 

 that wonderful fluid, which is 

 of fuch importance to the life 

 of Vegetables and Animals : 

 A 3 And 



