British NVC community OV4

British NVC community OV4 (Chrysanthemum segetum - Spergula arvensis community) is one of the open habitat communities in the British National Vegetation Classification system. It is one of six arable weed and track-side communities of light, less-fertile acid soils.

It is a widely distributed community. There are two subcommunities.

Community composition

The following constant species are found in this community:

Corn marigold (Chrysanthemum segetum)
Annual meadow-grass (Poa annua)
Knotgrass (Polygonum aviculare)
Corn spurrey (Spergula arvensis)

No rare species are associated with the community.

Distribution

This is a widely distributed community, most commonly found in western Britain.

Subcommunities

There are two subcommunities:

the so-called typical subcommunity
the Ranunculus repens - Sonchus asper subcommunity

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References

Rodwell, John S (ed) (March 2000). Maritime communities and vegetation of open habitats. British Plant Communities. vol 5. Cambridge University Press. doi:10.2277/0521391679. ISBN 978-0-521-39167-2.CS1 maint: extra text: authors list (link)

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