LABIATJ3. 77 



Ditches and river banks. 6-9. 



Side of Canal at Greenford, River Brent, Harrow Park. 



MENTHA. (Mint.) 



1. M. viridis.* L. (Spearmint.) 

 Marshy places. 8, 9. 



Canal bank at Alperton and the side of a stream at 

 Harrow Weald. 



2. M. piperita.* Sm. (Peppermint.) 

 Watery places. 8, 9. 



Side of Canal at Greenford. Probably not indigenous. 



3. M. aquatica. L. (Common Water Capitate Mint.) 

 Banks of rivers and marshes. 8, 9. 



Very common. Often called Meniha hirsuta, L. 



4. M. arvensis. L. (Cornmint.) 

 Corn-fields, etc. 8, 9. 



Road sides at Harrow and Pinner. Not uncommon. 



5. M, sativa. L. 



Sides of streams. 6-9. 



Stanmore ; (Varenne.) By the Brent, Alferton ; (Lees.) 



6. M. rubra. Sm. (Tall Red Mint.) 

 Wet places. 6-9. 



On the footway from Harrow to Stanmore. 



7. M. gracilis. Sin. Var. M. cardiaca> Baker. 

 Wet places. 6-9. 



Roadside leading to Pinner. 



8. M. Pulegium. L. (Penny Royal.) 

 Wet places, rare. 



Edge of small pond at Pinner Hill. 

 H 2 



