Cornish Biodiversity Network  -  Supporting Wildlife Recording

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Cornish Red Data (2009)

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.

Scilla autumnalis - Autumnal Squill

Range & Status

Native. Mediterranean-Atlantic species. Found in Devon, Cornwall, Isle of Wight, the lower Thames valley, near Bristol, and the Channel Islands.

Regional Distribution

Along The Lizard coast from Coverack (SW71) to Mullion (SW61) and north to Perranuthnoe (SW52), west to Porthgwarra (SW32), and north to Cape Cornwall (SW33), Godrevy (SW54), and from Kelsey Head (SW76) east to near Tintagel (SX08) and north of Bude (SS11). It also grows inland on The Lizard (SW71).

Habitat & Ecology

Isolated communities on open rocky cliff slopes and short-turf maritime grassland slopes, which are usually west or south-facing. Population sizes vary considerably and it may not flower every year. The inland sites on The Lizard are open heathland with rocky outcrops.


Lack of grazing and invasive alien plants such as Hottentot Fig Carpobrotus spp.


Some of the sites are protected.

Click here to see Aphotoflora images by David Fenwick


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.

Cornish Biodiversity Network. 2017.