British NVC community OV22 (Poa annua - Taraxacum officinale community) is one of the open habitat

Vegetation of open habitats in the British National Vegetation Classification system

This article gives an overview of the plant communities formed by vegetation of open habitats in the British National Vegetation Classification system.-Introduction:...

 communities in the British National Vegetation Classification

British National Vegetation Classification

The British National Vegetation Classification or NVC is a system of classifying natural habitat types in Great Britain according to the vegetation they contain....

 system. It is one of six communities characteristic of gateways, tracksides and courtyards.

This community occurs very widely throughout Britain.

There are three subcommunities.

Community composition

The following constant species are found in this community:

• Annual meadow-grass (Poa annua
  Poa annua
  Poa annua, or annual meadow grass , is a widespread low-growing turfgrass in temperate climates. Though P. annua is commonly considered a solely annual plant due to its name, perennial bio-types do exist. 'Poa' is Greek for fodder. It is one of the sweetest grasses for green fodder, but less ...
  
  )
• Dandelion (Taraxacum officinale
  Taraxacum officinale
  Taraxacum officinale, the common dandelion , is a herbaceous perennial plant of the family Asteraceae . It can be found growing in temperate regions of the world, in lawns, on roadsides, on disturbed banks and shores of water ways, and other areas with moist soils. T...
  
   agg.)

There are no rare species associated with the community.

Distribution

This community occurs very widely throughout Britain. It is found on disturbed loamy soils, where there is only light trampling, such as alongside tracks and paths, on roadside verges, at the base of walls, and on recently-turned or neglected soil in gardens, farms and waste ground.

Subcommunities

There are three subcommunities:

• the Senecio vulgaris subcommunity
• the Cirsium vulgare - C. arvense subcommunity
• the Crepis vesicaria - Epilobium adenocaulon subcommunity