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.

References

• Rodwell, J. S. (1991) British Plant Communities Volume 2 - Mires and heaths ISBN 0-521-39165-2 (hardback), ISBN 0-521-62720-6 (paperback)