116 Origin of the British Flora. 
Taterglacial :— 
Stone, Hants; West Wittering, Sussex; Selsey, 
Sussex ; Grays, Essex, 
Preglacial (Cromer Forest-bed) :— 
Overstrand ; Mundesley ; Pakefield. 
RUBUS C&SIUS, L. 
Unknown fossil in Britain. 
Recorded with doubt by Gunnar Andersson from the 
Oak Zone in South Sweden. 
RUBUS SAXATILIS, L. 
Unknown fossil in Britain, 
Recorded by Gunnar Andersson from the Pine, Oak, 
and Spruce Zones in Sweden. 
DRYAS OCTOPETALA, L. 
Late Glacial :— 
Corstorphine, near Edinburgh ; Crianlarich, Perthshire. 
This species, though rare fossil in Britain, is very 
abundant in similar deposits in Scandinavia. 
POTENTILLA TORMENTILLA, Neck. 
Roman Period :— 
Silchester, Hampshire, 
Neolithic :— 
Ballaugh, Isle of Man (bed A); Close y Garey, Isle of 
Man (bed B); Hailes, near Edinburgh; Redhall, near 
Edinburgh; Elie, Fife. — 
