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.

Galeopsis speciosa - Large-flowered Hemp-nettle

Range & Status

Archaeophyte. Eurosiberian Boreo-temperate species. In Britain found mostly north of a line between the Rivers Thames and Severn, and apparently declining in southern parts. Also in northern parts of Ireland.

Regional Distribution

Always rare in Cornwall. Since 2000 it has been found in only one set-aside, formerly

cultivated, field near Callington (SX37), a few kilometres away from previous 1980s


Habitat & Ecology

Found in cultivated fields.


Herbicide use where populations may occur.


Not protected.


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.