British NVC community OV19
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British NVC community OV19 (Poa annua - Matricaria perforata community) is one of the open habitat communities in the British National Vegetation Classification system. It is one of six communities characteristic of gateways, tracksides and courtyards.
This community is found throughout the lowlands of Britain wherever there is suitable habitat.
There are five subcommunities.
The following constant species are found in this community:
- Shepherd's-purse (Capsella bursa-pastoris)
- Scentless mayweed (Matricaria perforata)
- Annual meadow-grass (Poa annua)
There are no rare species associated with the community.