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, the 
small size of its nutlets having caused it to be overlooked 
till specially searched for. 
LYCOPUS EUROPAUS, 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. 
