British NVC community OV14
Encyclopedia
British NVC community OV14 (Urtica urens - Lamium amplexicaule 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 eight arable weed and wasteland communities of fertile loams and clays.

It is a widespread community, with no subcommunities.

Community composition

The following constant species are found in this community:
  • Shepherd's-purse (Capsella bursa-pastoris)
  • Fat-hen (Chenopodium album
    Chenopodium album
    Chenopodium album is a fast-growing weedy annual plant in the genus Chenopodium.Though cultivated in some regions, the plant is elsewhere considered a weed...

    )
  • 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 ...

    )
  • Groundsel (Senecio vulgaris)
  • Common chickweed (Stellaria media)
  • Small nettle (Urtica urens
    Urtica urens
    Urtica urens, commonly known as Annual Nettle, Dwarf Nettle or Small Nettle, is a herbaceous annual plant species of the genus Urtica. It is native to Eurasia and it can be found in North America and New Zealand as an introduced species...

    )


There are three rare species associated with the community:
  • Musk stork's-bill (Erodium moschatum
    Erodium moschatum
    Erodium moschatum is a species of flowering plant in the geranium family known by the common names musky stork's bill and whitestem filaree. This is a weedy annual or biennial herb which is native to much of Eurasia and North Africa but can be found on most continents where it is an introduced...

    )
  • Toothed medick (Medicago polymorpha
    Medicago polymorpha
    Medicago polymorpha is a plant species of the genus Medicago. It is native to the Mediterranean basin but is found throughout the world. It forms a symbiotic relationship with the bacterium Sinorhizobium medicae, which is capable of nitrogen fixation...

    )
  • London-rocket (Sisymbrium irio)

Distribution

This community is widespread throughout the lowlands of southern and eastern Britain and occurs locally on the eastern side of the country as far north as the lowlands of Scotland.

It occurs typically among root and vegetable crops on light soils that are fairly base-poor, being displaced by assemblages such as the Stellaria - Capsella community
British NVC community OV13
British NVC community OV13 is one of the open habitat communities in the British National Vegetation Classification system...

in areas that are more intensively fertilised.
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