British NVC community M4
# British NVC community M4

NVC community M4 (Carex rostrata - Sphagnum recurvum mire) is one of the mire communities in the British National Vegetation Classification system.

It is a localised community of northern and western Britain. There are no subcommunities.

## Community composition

The following constant species are found in this community:

* Bottle Sedge (Carex rostrata)
* Common Haircap (Polytrichum commune)
* Feathery Bog-moss (Sphagnum cuspidatum)
* Flat-topped / Flexuous Bog-mosses S. recurvum

Two rare species are associated with the community:

* String Sedge (Carex chordorrhiza)
* Tufted Loosestrife (Lysimachia thrysiflora)

## Distribution

This community is found in Cornwall and in various locations in Wales, northern England and Scotland.

