Whitehorse Hill is a hill in the Berkshire Downs in Oxfordshire, England, west of Wantage. At 261 metres (856 ft), it is the highest point in Oxfordshire. Uffington Castle lies on the summit of the hill, and the Uffington White Horse is on the hill's northern slope. The hill and an adjacent area below, including Dragon Hill and The Manger, make up a 98.9-hectare (244-acre) biological and geological Site of Special Scientific Interest.
Dumsey Meadow is a 9.6-hectare (24-acre) biological Site of Special Scientific Interest in Chertsey in Surrey.
Briff Lane Meadows is a 8.9-hectare (22-acre) biological Site of Special Scientific Interest north of Thatcham in Berkshire.
Chimney Meadows is a 49.6-hectare (123-acre) biological Site of Special Scientific Interest between Abingdon-on-Thames and Faringdon in Oxfordshire. It is also a National Nature Reserve, and part of the 308-hectare (760-acre) Chimney Meadows nature reserve, which is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.
Brampton Meadow is a one hectare biological Site of Special Scientific Interest north-west of Brampton in Cambridgeshire.
Mickfield Meadow is a 1.9 hectare biological Site of Special Scientific Interest north of Mickfield in Suffolk. It is managed by the Suffolk Wildlife Trust.
Croxley Common Moor is a 39.5 hectare biological Site of Special Scientific Interest (SSSI) and Local Nature Reserve in Croxley Green, Hertfordshire. It is owned by Three Rivers District Council and managed by the council together with the Countryside Management Service and the Friends of Croxley Common Moor. Most of it is a registered common.
Hunsdon Mead is a 34 hectare biological Site of Special Scientific Interest (SSSI) west of Harlow and east of Roydon in Essex. The site is partly in Essex and partly in Hertfordshire, and it is jointly owned and managed by the Essex Wildlife Trust and the Herts and Middlesex Wildlife Trust. The SSSI also includes part of the neighbouring Roydon Mead. The planning authorities are East Hertfordshire District Council and Epping Forest District Council. Hunsdon Mead is registered common land.
Frieth Meadows is a 2.5 hectare Site of Special Scientific Interest in Frieth in Buckinghamshire. It is in the Chilterns Area of Outstanding Natural Beauty.
Poker's Pond Meadow is a 1.9 hectare biological Site of Special Scientific Interest south of Stoke Hammond in Buckinghamshire.
Basildon Meadows is a 6.5 hectare biological Site of Special Scientific Interest on the southern outskirts of Basildon in Essex.
Ashdon Meadows is a 1.5 hectare biological Site of Special Scientific Interest south of Ashdon in Essex.
Belcher's and Broadfield Woods is a 14.4 hectare biological Site of Special Scientific Interest between Halstead and Braintree in Essex. It is managed by the Essex Wildlife Trust as the Brookes Nature Reserve.
Mill Meadows, Billericay is a 6.7 hectare biological Site of Special Scientific Interest (SSSI) in Billericay in Essex, England. It is part of the 36.8 hectare Mill Meadows Local Nature Reserve (LNR), which is owned and managed by Basildon District Council.
Mill Crook is a 5.9 hectare biological Site of Special Scientific Interest east of Towcester in Northamptonshire. Mill Crook and Grafton Regis Meadow are a 7.9 hectare nature reserve managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire.
Calender Meadows is a 3.1 hectare biological Site of Special Scientific Interest north of Guilsborough in Northamptonshire.
Westhall Wood and Meadow is a 43.1 hectare biological Site of Special Scientific Interest south of Rickinghall in Suffolk.
Polebrook Farm is a 13-hectare (32-acre) biological Site of Special Scientific Interest south of Sevenoaks in Kent, England.
Cowden Meadow is a 1.1-hectare (2.7-acre) biological Site of Special Scientific Interest east of Cowden in Kent.
Ratlake Meadows is a 4.2-hectare (10-acre) biological Site of Special Scientific Interest north of Chandler's Ford in Hampshire.
