A1-The Great North Road
between Hatfield and Welwyn
at Little Paxton, between St. Neots and Buckden in Huntingdonshire.
on western edge of Royston, Hertfordshire.
east of A1 between Alconbury and Sawtry
Aversley Woods, Archer's Wood and Ashton Wold
on the Bullock road near Sawtry.
East of the A1 between Wansford and Stamford, a Roman to Medieval quarry with rich limestone flora.
just north of Stamford, Lincolnshire.
two miles north of Stretton, on the South Witham-Castle Bytham roadside.
Woolsthorpe Line, Colsterworth
Disused railway line that crosses the A1 half a mile north of Colsterworth roundabout.
near crossroads in Ancaster, rich limestone grassland flora in steep valley.
Half a mile north of Bawtry, woodland famed for its bluebells and chestnuts.
in the Went valley, east of Wentbridge, Yorkshire.
Lowland peat wetlands in Humberhead Levels, north-east of Doncaster.
Lowland heath, woods and wetlands.
Lower Derwent Valley National Nature Reserve
flood meadows, pasture and woodland, around the Derwent south of Kexby Bridge on A1079.
Co. Durham.
Northumberland
Lincolnshire
©Biff Vernon 2001