British NVC community SD11

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NVC community SD11 (Carex arenaria - Cornicularia aculeata dune community) 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 comparatively localised community. There are two subcommunities.

[edit] Community composition

The following constant species are found in this community:

  • Sand Sedge (Carex arenaria)
  • the lichen Cornicularia aculeata

The following rare species are also associated with the community:

  • Purple Milk-vetch (Astragalus danicus)
  • Grey Hair-grass (Corynephorus canescens)

[edit] Distribution

This community is found on the east coast, mostly on the sand-dunes of Norfolk and Suffolk, but also in Aberdeenshire and on the south coast of Kent. It is also found inland, in The Brecks on the Norfolk/Suffolk border.

[edit] Subcommunities

There are two subcommunities:

  • the Ammophila arenaria subcommunity
  • the Festuca ovina subcommunity