XXX. Additional Note to the Obfervations on the Briti v. genar of 
Mentha, j (171. 4 
— By ames Edward Smith, M.D. F.R.S. P.L.S. 
— Read December 3d, 1799. 
N cultivating a root of Mr. Soles Mentha pratenfis, fent by 
mia EA found it turn out exadlly wy, cubra: enda in- 
I we no tion to paie, its ime maig the oin To this ie 
cies therefore I would with to refer it inftead of gracilis; fee p. 210 
of the prefent volume. | 
Since the printing of this paper I have met with frefh reafons 
for believing the Mentha fativa and all its varieties to form one | 
fpecies with the birfuta 5 ; and in the Flora Britannica, now in the 
prefs, I have accordingly united them. 
Non z XXXI. Ex- 
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