NVC community CG2 (Festuca ovina - Avenula pratensis grassland) is one of the calcicolous grassland communities in the British National Vegetation Classification system. It is one of three short-sward communities associated with heavy grazing, within the lowland calcicolous grassland group, and is regarded as "typical" chalk grassland.
It is a comparatively widely distributed community. There are four subcommunities.
Community composition
editThe following constant species are found in this community:
- Meadow Oat-grass (Avenula pratensis)
- Quaking-grass (Briza media)
- Glaucous Sedge (Carex flacca)
- Sheep's Fescue (Festuca ovina)
- Mouse-ear Hawkweed (Hieracium pilosella)
- Crested Hair-grass (Koeleria macrantha)
- Rough Hawkbit (Leontodon hispidus)
- Fairy Flax (Linum catharticum)
- Bird's-foot Trefoil (Lotus corniculatus)
- Ribwort Plantain (Plantago lanceolata)
- Salad Burnet (Sanguisorba minor)
- Small Scabious (Scabiosa columbaria)
- Wild Thyme (Thymus praecox)
The following rare species are also associated with the community:
- Man Orchid (Aceras anthropophorum)
- Ground-pine (Ajuga chamaepitys)
- Purple Milk-vetch (Astragalus danicus)
- Great Pignut (Bunium bulbocastanum)
- Rare Spring Sedge (Carex ericetorum)
- Dwarf Sedge (Carex humilis)
- Soft-leaved Sedge (Carex montana)
- Dwarf Mouse-ear (Cerastium pumilum)
- Tuberous Thistle (Cirsium tuberosum)
- Chalk Eyebright (Euphrasia pseudokerneri)
- Slender Bedstraw (Galium pumilum)
- Limestone Bedstraw (Galium sterneri)
- Early Gentian (Gentianella anglica)
- Chiltern Gentian (Gentianella germanica)
- Musk Orchid (Herminium monorchis)
- Spotted Cat's-ear (Hypochaeris maculata)
- Wild Candytuft (Iberis amara)
- Perennial Flax (Linum perenne subsp. anglicum)
- Late Spider-orchid (Ophrys fuciflora)
- Early Spider-orchid (Ophrys sphegodes)
- Monkey Orchid (Orchis simia)
- Burnt Orchid (Orchis ustulata)
- Broomrape (Orobanche picridis)
- Round-headed Rampion (Phyteuma tenerum)
- Dwarf Milkwort (Polygala amara)
- Chalk Milkwort (Polygala calcarea)
- Pasqueflower (Pulsatilla vulgaris)
- Meadow Clary (Salvia pratensis)
- Field Fleawort (Senecio integrifolius ssp. integrifolius)
- Moon Carrot (Seseli libanotis)
- Nottingham Catchfly (Silene nutans)
- Autumn Ladies'-tresses (Spiranthes spiralis)
- Cut-leaved Germander (Teucrium botrys)
- Bastard-toadflax (Thesium humifusum)
- Large Thyme (Thymus pulegioides)
- Spiked Speedwell (Veronica spicata)
Distribution
editThis community is found in lowland limestone grassland throughout England and Wales.
Subcommunities
editThere are four subcommunities, one of which is subdivided into three variants:
- the Cirsium acaule - Asperula cynanchica subcommunity, subdivided into:
- a typical variant
- a Filipendula vulgaris - Helinathemum nummularium variant
- a Pseudoscleropodium purum - Prunella vulgaris variant
- the Succisa pratensis - Leucanthemum vulgare subcommunity
- the Holcus lanatus - Trifolium repens subcommunity
- the Dicranum scoparium subcommunity
References
edit- Rodwell, J. S. (1992) British Plant Communities Volume 3 - Grasslands and montane communities ISBN 0-521-39166-0 (hardback), ISBN 0-521-62719-2 (paperback)
🔥 Top keywords: Akademia e Shkencave e RPS te ShqiperiseAlexandria Ocasio-CortezBilderberg GroupCristiano RonaldoDong XiaowanMinecraftOperation GladioPrimal cutRiot FestStrictly Come Dancing (series 7)Main PageSpecial:SearchUEFA Euro 2024Wikipedia:Featured picturesHouse of the DragonZaheer Iqbal2024 ICC Men's T20 World CupCleopatraDeaths in 2024Sonakshi SinhaUEFA European ChampionshipEtikaElon MuskTalulah RileyInside Out 22024 Copa AméricaLuka ModrićICC Men's T20 World CupYouTubeCopa AméricaProject 2025Dagestan.xxxBilly IdolDonald SutherlandOpinion polling for the 2024 United Kingdom general electionThe Boys (TV series)Sherri Papini kidnapping hoaxSabrina CarpenterNosferatu (2024 film)Taylor SwiftThomas Brodie-SangsterShivon ZilisUEFA Euro 2020Lionel MessiThe BikeridersJessica AlbaChappell RoanThe Boys season 4