84 THE FLORA OF HALIFAX. 



This more probably refers to M. hirsuta, which is not in J. 

 Walker's list. The only recent record for M. longifolia is 

 for Copley in 1895, where it was probably an escape from 

 cultivation. 



Mentha viridis, L. Spearmint. 



Alien. English type. P. August-September. 

 1887. Calder banks, Copley. 



Mentha piperita, L.— 68. Peppermint. 



Denizen. English type. P. August-September. 

 1775. In wet places in Warley Clough, from Wormald's 



House to the grounds below Shear Mill. — J.B. 

 Near Warley. — Hevb. Gibson. 

 1 841. Smith Clough, Luddenden. — Herb. S.K. 



Mentha hirsuta, Huds. — in. (M. aquatica, L.) Water-mint. 



Native. British type. P. August-September. 

 1775. In several fields about Woodhouse, in Skircoat ; in 



several ditches about Halifax and Elland. — J-B. 

 On the roadside near Longbottom. — Hevb. Gibson. 

 1840. Hive House Clough, Luddenden. — Herb. S.K. 

 Infrequent, in ditchsides : Salterhebble, Copley, Lightcliffe. 



Mentha satiya, L. — 82. Mint. 



Native. English type. P. July-September. 

 Infrequent, in ditchsides : Copley, Wheatley. No record 

 before 1888. 



Mentha arvensis, L.— 105. Corn-mint. 



Native. British type. P. July-September. 

 1833. Hollock Lea, near Mytholmroyd. — Herb. Gibson. 

 1867. In a cornfield at Salterhebble. — /. W. 

 Occasionally in cornfields and waste ground : Salterhebble. 

 Var. agrestis, Sole. 



Near Midgley. — Herb. Gibson. 



Lycopus europaeus, L.— 95. Gipsywort. 



Native. British type. P. July-September. 

 Elland. — Herb. Leyland. 



In the summit of the Rochdale canal.— Herb. Gibson. 

 1 84 1. Canal bank, Salterhebble. — Herb. S. King. 

 1867. Banks of the canal near Salterhebble. — /. Walker. 

 Abundant on, but confined to the canal banks. 



