40 
The vegetable SY.STEM. 
Thus has the Reader the whole*fcheme of vegetable parts. 
These laft are inftanced that he may be aware of them as Varieties 
only, when they occur in a lefs degree in Nature : on the others are 
to be founded all the diftindive characters of Plants, claffic, generical, 
and fpecific, equally, it is according to the diftinCtions of thefe, 
as laid down in the eleven preceding Plates, that the feveral kinds 
will be arranged in the fucceeding parts of this Work ; and by the 
terms annexed to thofe diltinClive marks their differences will be ex- 
plained. But before we advance to the Method which is to be ufed 
in this Syffem it will be proper that we examine the Arrangements 
of others. 
BOOK III. 
Of the Several Arrangements of Plants. 
CHAP. L 
Of the Different Systems of Botanic Writers. 
T O form a judgment of the poffibllity of diftributing Plants in, 
natural Claffes, it is proper to examine particularly the different 
Syffems. 
C^SAL- 
