British NVC community CG7

NVC community CG7 (Festuca ovina - Hieracium pilosella - Thymus praecox/pulegioides grassland) is one of the calcicolous grassland communities in the British National Vegetation Classification system. It is one of three short-sward communities associated with heavy grazing, within the lowland calcicolous grassland group, and is regarded as the eastern counterpart of "typical" chalk grassland (community CG2).

It is a comparatively widely distributed community. There are five subcommunities.

Community composition

The following constant species are found in this community:

The following rare species are also associated with the community:

Distribution

This community is found scattered throughout chalk grassland sites in southern England, particularly in The Brecks on the Norfolk/Suffolk border, with outlying clusters in the Yorkshire Wolds (also on chalk), and on Carboniferous limestone in Derbyshire and Mendip Hills.

Subcommunities

There are five subcommunities:

References

This article is issued from Wikipedia - version of the 5/23/2009. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.