Former Distribution of British Plants. 135 



Bartsia Odontites, Huds. 

 Late Glacial : — 



Garvel Park (Clyde Beds), four seeds received from Mr. 

 Thos. Scott. 



Pedicularis palustris, L, 

 Neolithic : — 



Hailes, near Edinburgh ; Redhall, near Edinburgh ; 

 Cowden Glen, Renfrewshire. 



Mentha aquatica, L. 

 Roman Period : — 



Silchester, Hampshire. 



Interglacial : — 



Hoxne, Suffolk (bed D) ; West Wittering, Sussex ; 

 Stone, Hampshire. 



Preglacial (Cromer Forest-bed) : — 

 Pakefield, Suffolk. 



This plant may be common at other localities, tlie 

 small size of its nutlets having caused it to be overlooked 

 till specially searched for. 



LYCOPUS EUROPyEUS, L. 

 Neolithic : — 



Redhall, near Edinburgh ; Hailes, near Edinburgh. 



Late Glacial : — 



Hoxne, Suffolk (bed C). 



Interglacial : — 



West Wittering, Sussex ; Stone, Hampshire ; Shackle- 

 well, London ; Hitchin, Hertfordshire ; Hoxne, Suffolk 

 (bed D) ; Southelmham, Suffolk. 



