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.

Gregorella humida

Range & Status

Previously known as Biatora humida or Moelleropsis humida this lichen has recently

(2007) been found on recently disturbed acidic soils and recently laid landscaping gravels. Found on disturbed acidic china-clay spoil at Trelavour Downs near St. Dennis. Elsewhere known from two sites in Scotland (Dumfriesshire and Stirlingshire) and one each in south Wales (Brecknock) and England (Hampshire).


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.