INTRODUCTION. ( 



pearance of wind, 



" And shakes the forest-leaf without a breath," 



drives his flock to shelter, and cries, Heaven 

 protect yon vessel from the approaching 

 tempest ! Then 



" chaffwith eddy winds is whirl'd around, 



And dancing leaves are lifted from the ground ; 

 And floating feathers on the waters play." 



Virgil. 



The philosophical student of Nature not 

 only accounts for these phenomena, but 

 sees as far as man can ken into the wonders 

 of vegetation. 



" But the hidden ways 



Of Nature wouldst thou know? how first she frames 

 All things in miniature ? thy specular orb 

 Apply to well-dissected kernels ; lo ! 

 Strange forms arise, in each a little plant 

 Unfolds its boughs : observe the slender threads 

 Of first-beginning trees, their roots, their leaves, 

 In narrow seeds described ; thou 'It wondering say, 

 An inmate orchard every apple boasts !" 



Philips's Cider. 



We shall often have to remark in this 

 work, how much the atmosphere of this 

 country has been improved by the attention 

 paid to agricultural pursuits ; and that the 

 high state of cultivation now attained, has in 

 a great measure banished the ague, and 

 other pests of life, from our shores ; while 



