262 CHAPTER 20. 
much more highly elaborated than that of 
Morison: and, though Mr. Ray muft 
have taken infinite pains with it, yet is it 
difficult in praftice ; fince the bafes of the 
claffes are not uniform. Of the thirty- 
three, however, twelve are nearly com- 
pofed of natural orders. Such are the fol« 
lowing ; 
Fungi^ Afperlfolicey 
Mufdy Verticillata, 
Captllaresy Pomiferce^ 
Planipetalce^ Siliquofce, 
Umbelliferce^ Leguminofay 
Stellated y C ulmiferce. 
The remaining claffes are combined of 
iubjedls lefs connedled by habit and ftruc- 
ture y and are therefore fubjed: to more ar-. 
bitrary rules, drawn from the coniideration 
of fome one, or more parts, in the fruftifi- 
tion. 
In the Methodus Graminum, JuncO'^ 
rum, et Cy per or urn fpecialisy" annexed to this 
book, Mr. Ray's diftribution refts princi- 
pally on what may be called the habit of 
the fmdification 5 all thofe genera, which 
in 
