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. Now known from Cornwall, Devon and on the Channel Islands.
Re-discovered near Polruan in 2002 (SX15), within a mile or so of where it was recorded in the nineteenth century.
Habitat & Ecology
Occurs in short turf, on the top and south-facing side of rock outcrops, close to the cliff-top edge.
The population would be threatened if grazing were removed.
The site is owned by the National Trust and is being actively managed for this species.
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.