LABIATE TRIBE. 



481 



* S. pratensis (Meadow Clary), which is not consi- 

 dered a native plant, occurs in Kent, and is distinguished 

 by its corolla being twice as long as the calyx. 



MBNTHA AQUATICA. (Hairy Mint). 



3. MENTHA (Mint). 



1. M. sylvestris (Horse Mint). Leaves egg-shaped, 

 tapering to a point, serrated, downy, hoary beneath ; 

 flowers in a thick cylindrical spike ; bracts awl-shaped ; 

 I I 



