@ Tk PREPACE, — 
his Power to fpeak knowingly of cheip 
Virtues oF the Compafs of bis W ork 
may not give Room for it, or his Rea- 
ders may not expeét or defire its for 
this is the Café with many who have 
only an empiy Curiofity. « He therefore 
way, with Reafon, omit the Firzues 
where he deferibes the Forms; but lez 
him make it a Matter of Confcience, 
if his Knowledge extend Jo far, to do it 
himfelf, or if not, to recommend it to be — 
done by fome other. | ——= 
We fee, that the moff curious Bota= 
nifis have wot concerned them/elves a= 
bout the Virtues-of Plants at ail; that 
many of the orber sa 
I have Written well 
on Plants, have thought it no Part of 
their Subjel? ; let us examine the others s 
@ who are of Lefs Repute. Tf we 
look into the Englith Herbals in’ par- 
ticular, we find thent large upon thar : 
ubject, indeed they are tod larce by 
much. They fay fo many Things, that 
we know net which of them to credit ; 
_ tnd therefore in the Untertainty we cre- 
| dit none of them. There is not the mofe 
