DEDICATION. 



that the ignorant are apt 

 unreafonably to caft on re- 

 fearches of this kind, notwith- 

 flanding they are the only fo- 

 iid and rational means where- 

 by we may ever hope to make 

 any real advance in the know- 

 ledge of Nature: A knowledge 

 worthy the attainment of 

 Princes. 



And as Solomon, the greater! 

 and wifeft of men, deigned 

 not to inquire into the nature 

 of Plants, from the Cedar in 

 Lebanon, to the Hyffop that 

 fpringeth out of the wall: So it 

 will not, I prefume, be an un- 

 acceptable entertainment to 



Your 



