[ I20 ] 



The 20th, Gynandria ; Yuch as have the fta- 

 mina fpringing from the piftil itfelf. 



The 2ift, MoNOEciA J fuch as have feparatd 

 male and female flowers on the fame plant. 



The 22(1, DioEciA ; fuch as have feparate male 

 and female flowers on feparate plants. 



The 23d,PoLYGAMiA ; fuch as have confl:antly, 

 befides hermaphrodite flowers, others, either male 

 or female, on the fame plant. 



The 24th, Cryptogamia ; containing thofc 

 plants the mode and organs of whofe frudlification 

 are not yet fufHciently afcertainedj heretofore 

 called imperfe6l plants. 



The fecondary part of the fyfl:em, the OR- 

 DERS, or fubdivifions of the foregoing clafles, arc 

 eftabliflied on the number of the piftils or female 

 parts, through a confiderable part of the fyftem ; 

 but in other parts, from various charaders. 

 Thus, 



The arrangement from number is purfued no 

 farther than through the firft thirteen clafl!es : that 

 is, fo long as the clajfical character, uninterrup- 

 tedly, depends on the numher of ftamina^ fo long 

 the orders likewife depend on the number of piftils : 

 but, when fjtuation or different arrangement take 

 place, the orders are mofl: commonly founded on 

 other diftinflions, which we fliall briefly fpecify. 



The 14th clafs, or Didynamia^ is divided into 

 Gymnospermia and Angiospermia : the former 

 having four naked feeds ; the latter having the 

 feeds inclofed in a feed-veffel. 



The 1 5th, T Hradynamia^ has two orders, accor- 

 ding 



