UK plant community type
British NVC community OV10 ("Poa annua" - "Senecio vulgaris" community) is one of the open habitat communities in the British National Vegetation Classification system. It is one of eight arable weed and wasteland communities of fertile loams and clays.
It is a widespread community, in which four subcommunities are recognised.
Community composition.
The following constant species are found in this community:
There are no rare species associated with the community.
Subcommunities.
There are four subcommunities:
Distribution.
This is characteristically a pioneer weed community. Except for the "Polygonum - Ranunculus" subcommunity, which is mainly confined to the south and east, it is found throughout Britain, in a variety of situations, such as arable land, gardens, recreational grasslands, waysides and gateways, and on soil heaps on construction sites.