British NVC community SD12

NVC community SD12 (Carex arenaria - Festuca ovina - Agrostis capillaris dune grassland) is one of the 16 sand-dune communities in the British National Vegetation Classification system.

It is one of four communities associated with fixed dunes.

It is a very localised community. There are two subcommunities.

Community composition
The following constant species are found in this community:
 * Common Bent (Agrostis capillaris)
 * Marram (Ammophila arenaria)
 * Sand Sedge (Carex arenaria)
 * Sheep's Fescue (Festuca ovina)
 * Smooth Meadow-grass (Poa pratensis)

The following rare species is also associated with the community:
 * Purple Milk-vetch (Astragalus danicus)

Distribution
This community is found in five coastal localities - one in northeast Scotland, two in southwest Scotland, one in Cumbria and one in Wales.

Subcommunities
There are two subcommunities:
 * the Anthoxanthaum odoratum subcommunity
 * the Holcus lanatus subcommunity