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. Suboceanic Southern-temperate plant. Coastal sites in southern and western
Ireland, south-west Scotland, western Wales and Cornwall, Devon and the Hampshire coast, and the Channel Islands.
Scattered at intervals in suitable sites along Cornwall' s south coast and one site west of Boscastle in north Cornwall (SX09).
Habitat & Ecology
Very localised in cliff-flushes, especially in the head where the cliff meets the wave-cut platform.
Most sites are within SSSI, and are owned or managed by the National Trust.
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.