''Elytrigia'' is a genus of about 20–40 species of

grasses Poaceae () or Gramineae () is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos and the grasses of natural grassland and species cultivated in lawns and ...

, native to temperate regions of the

Old World The "Old World" is a term for Afro-Eurasia that originated in Europe , after Europeans became aware of the existence of the Americas. It is used to contrast the continents of Africa, Europe, and Asia, which were previously thought of by the ...

, in

Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...

Asia Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an area ...

, and northwest

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

. The species are sometimes included in the related genera ''

Agropyron ''Agropyron'' is a genus of Eurasian plants in the grass family), native to Europe and Asia but widely naturalized in North America. Species in the genus are commonly referred to as wheatgrass. ; Species * ''Agropyron badamense'' - Tajikistan, ...

'' or '' Elymus'', while species in the genera ''

Pascopyrum ''Pascopyrum'' is a monotypic genus of grass containing the sole species ''Pascopyrum smithii'', which is known by the common names western wheatgrass and red-joint wheatgrass, after the red coloration of the nodes. It is native to North America. ...

'' and ''

Pseudoroegneria ''Elymus'' is a genus of perennial plants with approximately 150 species in the grass family, related to rye, wheat, and other widely grown cereal grains. ''Elymus'' is a cosmopolitan genus, represented by species across all continents of the ...

'' are included in ''Elytrigia'' by some authors.Flora of NW Europe
''Elytrigia''
/ref>Flora of China
''Elytrigia''
/ref> The genus name has also been spelled ''Elytrigium''. p. 130 Selected species: *'' Elytrigia alatavica'' *''

Elytrigia atherica ''Elymus athericus'', the sea couch, is a species of perennial grass in the family Poaceae (true grasses). They have a self-supporting growth form and simple, broad leaves. Individuals can grow to 65 cm tall. The species is invasive to the M ...

'' *''

Elytrigia bessarabica ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia caespitosa ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia campestris ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia curvifolia ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia disticha ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia elongata ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia gmelinii ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia intermedia ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia juncea ''Thinopyrum junceum'', commonly named sand couch-grass, is a species of grass in the family Poaceae. It is found in Europe and temperate Asia, and grows from rhizomes. They have a self-supporting growth form and simple, broad leaves. Individua ...

'' *''

Elytrigia lolioides ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia pontica ''Thinopyrum obtusiflorum'' is a species of grass known by the common names tall wheatgrass, rush wheatgrass, and Eurasian quackgrass. It is native to Eurasia and it has been introduced to many other parts of the world, including much of the Ame ...

'' *''

Elytrigia pungens ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia pycnantha ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia rechingeri ''Elytrigia'' is a genus of about 20–40 species of grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or '' Elymus'', while speci ...

'' *''

Elytrigia repens ''Elymus repens'', commonly known as couch grass, is a very common perennial species of grass native to most of Europe, Asia, the Arctic biome, and northwest Africa. It has been brought into other mild northern climates for forage or erosion cont ...

'' *'' Elytrigia scirpea'' *''

Elytrigia trichophora ''Elytrigia'' is a genus of about 20–40 species of Poaceae, grasses, native to temperate regions of the Old World, in Europe, Asia, and northwest Africa. The species are sometimes included in the related genera ''Agropyron'' or ''Elymus (plant ...

'' *'' Elytrigia varnensis''

References

Pooideae Poaceae genera {{Pooideae-stub