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.

Pyrenocollema subarenisedum - a lichen

Range & Status

Found on soil in dune slacks and is known elsewhere from north-west England (Lancashire) and western Scotland. The only sites for this endemic species in south-west England are on the soft, unprotected sea cliffs at Widemouth Bay in north-east Cornwall and at Buck' s Mill in north Devon. Recently (2007) recorded as occasional on china-clay spoil on Trevalour Down near St. Austell.


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.