The descriptive text, below the map, is from the Cornish Red Data Book (2009). The map on this web page depicts the organisms distribution and shows the records made pre-2000 and those made since.
Range & Status
Native; a Mediterranean-Atlantic species that extends northwards into the British Isles. It occurs in southern and south-west England and southern Ireland.
Especially common around the River Camel estuary (SW97), and in scattered sites
elsewhere across Cornwall. In total it has been recorded from 101 1km squares in Cornwall and 41 since 1999.
Habitat & Ecology
It is mainly found on Cornish hedges, but also occurs on rock outcrops, disused railways, beside pathways and on sand-dunes at Rock (SW97).
Most sites are unprotected.
I.J. Bennallick, S. Board, C.N. French, P.A. Gainey, C. Neil, R. Parslow, A. Spalding and P.E. Tompsett. eds. 2009. Red Data Book for Cornwall and the Isles of Scilly. 2nd Edition.Croceago Press.
The Cornish Red Data Book Project was led by the Cornwall and Isles of Scilly Federation for Biological Recorders (CISFBR). The full text and species accounts (minus the maps) are available on the CISFBR website.