__NOTOC__ British NVC community MG1, ''

Arrhenatherum elatius ''Arrhenatherum elatius'', with the common names bulbous oat grass, false oat-grass, tall oat-grass, tall meadow oat, onion couch and tuber oat-grass, is a species of perennial grass, native to Europe, western Asia, and northern Africa. This bun ...

grassland A grassland is an area where the vegetation is dominated by grasses ( Poaceae). However, sedge ( Cyperaceae) and rush ( Juncaceae) can also be found along with variable proportions of legumes, like clover, and other herbs. Grasslands occur na ...

, is one of the

mesotrophic grassland Mesotrophic may refer to: * Mesotrophic lake * Mesotrophic soil See also * Oligotrophic * Eutrophic Eutrophication is the process by which an entire body of water, or parts of it, becomes progressively enriched with minerals and nutrients ...

communities in the British National Vegetation Classification system. This type of

plant community A plant community is a collection or association of plant species within a designated geographical unit, which forms a relatively uniform patch, distinguishable from neighboring patches of different vegetation types. The components of each plant ...

was named in 1919 as Arrhenatheretum elatioris Br.-Bl.. It is a very widespread community throughout the British lowlands of England, Wales and southern and eastern Scotland. The following constant species are found in this community: * False Oat-grass (''Arrhenatherum elatius'') *

Cock's-foot ''Dactylis'' is a genus of Eurasian and North African plants in the bluegrass subfamily within the grass family. ''Dactylis'' is native to North Africa, they are found throughout the world, and are an invasive species. They are known in Englis ...

(''Dactylis glomerata'') One rare species, Nottingham Catchfly (''Silene nutans''), is associated with this community.

Subcommunities

There are five subcommunities, and two of these have been further subdivided into a number of

variants Variant may refer to: In arts and entertainment * ''Variant'' (magazine), a former British cultural magazine * Variant cover, an issue of comic books with varying cover art * ''Variant'' (novel), a novel by Robison Wells * "The Variant", 2021 e ...

: * the ''Festuca rubra'' subcommunity, subdivided into: ** a ''Centaurea scabiosa'' variant ** a ''Geranium pratense'' variant ** a ''Bromus sterilis'' variant ** a ''Myrrhis odorata'' variant ** an ''Epilobium angustifolium'' variant * the ''Urtica dioica'' subcommunity, subdivided into: ** a ''Papaver rhoeas'' variant ** an ''Artemisia vulgaris'' variant ** an ''Epilobium hirsutum'' variant * the ''Filipendula ulmaria'' subcommunity * the ''Pastinaca sativa'' subcommunity * the ''Centaurea nigra'' subcommunity

References

* Rodwell, J. S. (1992) '' British Plant Communities Volume 3 - Grasslands and montane communities'' (hardback), (paperback) {{NVC-MG MG01