136 Origin of the British Flora. 
Preglacial (Cromer Forest-bed) :— 
Mundesley, Norfolk; Pakefield, Suffolk. 
THYMUS SERPYLLUM, L. 
Late Glacial :— 
Greenock (Roxburgh Street), in Clyde Beds. 
PRUNELLA VULGARIS, L. 
Roman Period :— 
Silchester, Hampshire. 
Neolithic :— 
Redhall, near Edinburgh. 
STACHYS PALUSTRIS, L. 
Neolithic :— 
Redhall, near Edinburgh; Hailes, near Edinburgh ; 
Fillyside, near Edinburgh (raised beach). 
Late Glacial :— 
Hailes, near Edinburgh (lower bed). 
Interglacial :— 
Hoxne Suffolk (bed D), one badly preserved nutlet 
perhaps belongs to this species ; West Wittering, Sussex. 
Preglacial (Cromer Forest-bed) :— 
Beeston, Norfolk. 
STACHYS SYLVATICA, L. 
Unknown fossil in Britain. 
Recorded from the Dryas and Pine Zones (Late 
Glacial and Neolithic) in Sweden (Gunnar Andersson). 
STACHYS ARVENSIS, L. 
Roman Period :— 
Silchester, Hampshire. 
