St. Catherine's Valley () is a 156.1
hectare
The hectare (; SI symbol: ha) is a non-SI metric unit of area equal to a square with 100-metre sides (1 hm2), that is, square metres (), and is primarily used in the measurement of land. There are 100 hectares in one square kilometre. ...
biological Site of Special Scientific Interest
A Site of Special Scientific Interest (SSSI) in Great Britain, or an Area of Special Scientific Interest (ASSI) in the Isle of Man and Northern Ireland, is a conservation designation denoting a protected area in the United Kingdom and Isle ...
southwest of the village of
Marshfield,
South Gloucestershire
South Gloucestershire is a unitary authority area in the ceremonial county of Gloucestershire, South West England. Towns in the area include Yate, Chipping Sodbury, Kingswood, Thornbury, Filton, Patchway and Bradley Stoke. The southern p ...
,
notified in 1997.
At the Marshfield end of the valley, a large naturalised population of
Dragon's Teeth (''Tetragonolobus maritimus''), a species not native to Britain, is present; it was first found by Rev. E. Ellman in 1927.
[Myles, Sarah L. (2000) ''The Flora of the Bristol Region'' pages 32-33 and 137]
References
Sources
English Nature citation sheet for the site (accessed 16 July 2006)
Sites of Special Scientific Interest in Avon
Sites of Special Scientific Interest notified in 1997
Valleys of Gloucestershire
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