The VEGETABLE SYSTEM. 
3 
HERBS. 
SERIES. I. 
With united Chives. 
CLASS II. 
With ASSEMBLED TUBULATED FLORETS DESTITUTE 
of Rays. 
Of the Orders or Subdivifions of the Second Class. 
T he Plants of the fecond Clafs, altho’ very diflind in their 
appearance from thofe of the firft, are nearly allied to them 
in nature : the want of rays, tho’ a very obvious chara&er, is (light- 
ly founded in reality : for a ray is no more than a tubulated Floret, 
with two of its fegments united, and growing out in length : how- 
ever, as it is a plain, vifible, and very obvious mark of difference, it 
is perfectly fuited to be the character of a Clafs in this artificial 
Index. It isconftant in the greater part of the Genera and Species; 
but, where it varies, the accident will occafion no difturbance or 
confufion in our method ; for the Bifront Genus, or fingle Plant, will 
have its place in both the Claifes. 
The 
