British NVC community OV3
Encyclopedia
British NVC community OV3 (Papaver rhoeas - Viola 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 widespread community. There are no subcommunities.
One rare species is associated with the community:
, in Scotland
, but its persistence in any one locality depends on a pattern of frequent disturbance without heavy applications of fertilisers or herbicides.
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 arable weed and track-side communities of light, less-fertile acid soils.
It is a widespread community. There are no subcommunities.
Community composition
The following constant species are found in this community:- Scarlet pimpernel (Anagallis arvensis)
- Black medick (Medicago lupulinaMedicago lupulinaMedicago lupulina is a summer annual or perennial plant usually considered a weed. It has a tap root. Like other legumes, it has three leaflets; its center leaflet is on a separate petiole...
) - Common poppy (Papaver rhoeas)
- Annual meadow-grass (Poa annuaPoa annuaPoa 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 ...
) - Knotgrass (Polygonum avicularePolygonum avicularePolygonum aviculare or Common Knotgrass is a plant related to buckwheat and dock. It is also called birdweed, pigweed and lowgrass. It is an annual found in fields and wasteland, with white flowers from June to October....
) - Common field-speedwell (Veronica persicaVeronica persicaVeronica persica is a flowering plant native of Eurasia. First recorded in Britain in 1825 and now widespread in the United States, and east Asia .-General description:The seed leaves are broadly triangular cotyledons, with truncated base...
) - Field pansy (Viola arvensisViola arvensisViola arvensis is a species of violet known by the common name field pansy. It is native to Europe, western Asia, and North Africa, and it is known on other continents as an introduced species and a weed of disturbed and cultivated areas....
)
One rare species is associated with the community:
- Fingered speedwell (Veronica triphyllosVeronica triphyllosVeronica triphyllos is a species of flowering plant in the plantain family known by the common name finger speedwell, or fingered speedwell. It is native to Europe and western Asia, and it can be found elsewhere as an introduced species, for example, in some parts of the United States...
)
Distribution
This community is confined to disturbed, light, friable soils. It is found especially in cereal fields that have not been treated with herbicides. It is widespread in southern Britain and has been recorded as far north as AngusAngus
Angus is one of the 32 local government council areas of Scotland, a registration county and a lieutenancy area. The council area borders Aberdeenshire, Perth and Kinross and Dundee City...
, in Scotland
Scotland
Scotland is a country that is part of the United Kingdom. Occupying the northern third of the island of Great Britain, it shares a border with England to the south and is bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the...
, but its persistence in any one locality depends on a pattern of frequent disturbance without heavy applications of fertilisers or herbicides.