- Ringdown SSSI, Somerset
Infobox SSSI
name=Ringdown
aos=Somerset
interest=Biological
gridref=gbmappingsmall|ST178155
area=4.0hectare (9.9 acre)
notifydate=1990
http://www.natureonthemap.org.uk/map.aspx?
]Ringdown (gbmapping|ST178155) is a 4.0
hectare (9.9 acre)biological Site of Special Scientific Interest inSomerset , notified in 1990.The site is located on a valley side in the
Blackdown Hills where outcrops of bothCretaceous Upper Greensand and underlyingTriassic Keuper Marls occur. Amongst the vegetation present are two species which are very restricted in South West Britain, White Beaksedge ("Rhynchospora alba") andDioecious Sedge ("Carex dioica"). This site is the only known location for the latter in Somerset. A colony of theSmall Pearl-bordered Fritillary ("Boloria selene") is found here. [cite web | title=Ringdown | work=English Nature | url=http://www.english-nature.org.uk/citation/citation_photo/1000497.pdf | accessdate=2006-08-19]References
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