- British NVC community CG4
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NVC community CG4 ("Brachypodium pinnatum" grassland) is one of the calcicolous grassland communities in the
British National Vegetation Classification system. It is one of four communities of rank, tussocky grassland associated with low levels of grazing, within the lowland calcicolous grassland group.It is a comparatively widely distributed community. There are three subcommunities.
Community composition
The following constant species are found in this community:
*Tor-grass ("Brachypodium pinnatum")
*Glaucous Sedge ("Carex flacca")
*Sheep's Fescue ("Festuca ovina")The following rare species are also associated with the community:
*
Purple Milk-vetch ("Astragalus danicus")
*Musk Orchid ("Herminium monorchis")Distribution
This community is found in lowland
limestone grassland throughoutEngland .ubcommunities
There are three subcommunities:
* the so-called typical subcommunity:
* the "Avenula pratensis - Thymus praecox" subcommunity
* the "Centaurea nigra - Leontodon hispidus" subcommunity
* the "Holcus lanatus" subcommunityReferences
*
Rodwell, J. S. (1992) "British Plant Communities Volume 3 - Grasslands and montane communities" ISBN 0-521-39166-0 (hardback), ISBN 0-521-62719-2 (paperback)
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