of Vegetables:* 7 5 



others alio, much more both nu- 

 merous and fmall^ diftinftly appa- 

 rent. So that, I think^ we may ob- 

 ferve^ that as the grand f/f/: of the 

 Trif nil communicates wither and is 

 augmented by the greater Inferti- 

 ons 5 (o is the Pith of each greater 

 Fore originated from the le(s; and 

 thofe (at leaftj) pithy parts in the 

 Midling Pores 5 from others ftill 

 left 5 and fuppofe^ that the leaft 

 of all are lb far intruded into the 

 fmalleft Pores^ as only juft to caufe 

 a kind of roughneis on their con- 

 cave fides 5 and no more 5 to 

 whatendfhallbe faid See Fig.ij. 

 In none of all thefe Pores can 

 we obferve any thing which m.ay 

 have the true nature and ufe of 

 Valves^ which is eafily to admit 

 that 5 to which they will by no 

 means allow a regrefs. And their 

 non-exiftence is enough evident^ 

 from what in the firft Chapter we 

 have faid of the Loks of the Seed : 



in 



