tm we di cover the germ in the egg before fecitn<ia- 

 tio n ? Notwithstanding v, Inch, it pre-exists there: it is 

 highly probable that it likewise pre-erdsts in the seed, 

 and that its minuteness, together with the transparency- 

 i>f its part;-, conceals it from our sight. Will a philoso- 

 pher argue, that because a tiling is invisible tons, it. does- 

 not therefore exibtr I 



18. An exact observer lias taken a good method to 

 clear up the mystery of the generation of plants ; he-* 

 considered what has resulted from tlie fecundation of' 

 divers species by the dust of different specie* ; lie has 

 seen -mules that huve been \vell described proceed front 

 it : these uiuk'ia, when coi^tiiifd wkh other ^n-des, have 

 produced new ones j. the resemblances have always 

 been in a direct proportion to \becktsti the changes 

 and alterations have always been sensible: tlu ft male 

 has had some superiority, The privilege of fecundity 

 has adhered mor^ exactly to what came from her than to> 

 that which proceeded from the mule, Do not these 

 curious observations themselves indicate, that m vegeta- 

 bles, as well as in animals, the genu origioallj belongs 

 the 



