''Stipa'' is a genus of around 300 large

perennial A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

grass 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 law ...

es collectively known as feather grass, needle grass, and spear grass. They are placed in the subfamily

Pooideae The Pooideae are the largest subfamily of the grass family Poaceae, with about 4,000 species in 15 tribes and roughly 200 genera. They include some major cereals such as wheat, barley, oat, rye and many lawn and pasture grasses. They are often ...

and the tribe Stipeae, which also contains many species formerly assigned to ''Stipa'', which have since been reclassified into new genera. Many species are important

forage Forage is a plant material (mainly plant leaves and stems) eaten by grazing livestock. Historically, the term ''forage'' has meant only plants eaten by the animals directly as pasture, crop residue, or immature cereal crops, but it is also us ...

crops. Several species such as ''Stipa brachytricha'', ''S. arundinacea'', ''S. splendens'', ''S. calamagrostis'', ''S. gigantea'' and ''S. pulchra'' are used as

ornamental plant Ornamental plants or garden plants are plants that are primarily grown for their beauty but also for qualities such as scent or how they shape physical space. Many flowering plants and garden varieties tend to be specially bred cultivars that ...

s. One former species, esparto grass ('' Macrochloa tenacissima''), is used for

craft A craft or trade is a pastime or an occupation that requires particular skills and knowledge of skilled work. In a historical sense, particularly the Middle Ages and earlier, the term is usually applied to people occupied in small scale pr ...

s and extensively in

paper Paper is a thin sheet material produced by mechanically or chemically processing cellulose fibres derived from wood, Textile, rags, poaceae, grasses or other vegetable sources in water, draining the water through fine mesh leaving the fibre e ...

making. It is a coarse grass with inrolled leaves and a

panicle A panicle is a much-branched inflorescence. (softcover ). Some authors distinguish it from a compound spike inflorescence, by requiring that the flowers (and fruit In botany, a fruit is the seed-bearing structure in flowering plants that is ...

patterned

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed ...

Ecology

Species of the genus ''Stipa'' can occur in

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 natur ...

s or in

savanna A savanna or savannah is a mixed woodland-grassland (i.e. grassy woodland) ecosystem characterised by the trees being sufficiently widely spaced so that the canopy does not close. The open canopy allows sufficient light to reach the ground to ...

habitat In ecology, the term habitat summarises the array of resources, physical and biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species habitat can be seen as the physical ...

s. Certain specific

prairie Prairies are ecosystems considered part of the temperate grasslands, savannas, and shrublands biome by ecologists, based on similar temperate climates, moderate rainfall, and a composition of grasses, herbs, and shrubs, rather than trees, as the ...

plant associations are dominated by grasses of the genus ''Stipa'', which genus often lends its name to the terminology of some prairie types. In some areas of the western United States grasses of the genus ''Stipa'' form a significant part of the understory of Blue Oak savannas, and were even a more important element

prehistoric Prehistory, also known as pre-literary history, is the period of human history between the use of the first stone tools by hominins 3.3 million years ago and the beginning of recorded history with the invention of writing systems. The use o ...

ally before the invasion of many European grasses.

Selected species

*'' Stipa avenacea'' – black oat grass *'' Stipa baicalensis'' Roshev. *'' Stipa barbata'' Desf. *'' Stipa bavarica'' *'' Stipa borysthenica'' *'' Stipa brachytricha'' – Korean feather grass *'' Stipa canadensis'' *'' Stipa capensis'' *'' Stipa capillata'' L. *''

Stipa coreana ''Stipa'' is a genus of around 300 large perennial hermaphroditic grasses collectively known as feather grass, needle grass, and spear grass. They are placed in the subfamily Pooideae and the tribe Stipeae, which also contains many species form ...

'' Honda – Korean needlegrass *''

Stipa grandis ''Stipa'' is a genus of around 300 large perennial A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from short ...

'' P.A.Smirn. *''

Stipa joannis ''Stipa'' is a genus of around 300 large perennial hermaphroditic grasses collectively known as feather grass, needle grass, and spear grass. They are placed in the subfamily Pooideae and the tribe Stipeae, which also contains many species form ...

'' Čelak. *''

Stipa leptogluma ''Stipa leptogluma'' is a species of grass in the family Poaceae. It is found only in Ecuador Ecuador ( ; ; Quechua: ''Ikwayur''; Shuar: ''Ecuador'' or ''Ekuatur''), officially the Republic of Ecuador ( es, República del Ecuador, which ...

'' *''

Stipa mexicana ''Stipa mexicana'' is a flowering plant in the family Poaceae, which grows in the poor soil Soil, also commonly referred to as earth or dirt, is a mixture of organic matter, minerals, gases, liquids, and organisms that together support li ...

'' *''

Stipa milleana ''Stipa milleana'' is a species of grass in the family Poaceae. It is found only in Ecuador Ecuador ( ; ; Quechua: ''Ikwayur''; Shuar: ''Ecuador'' or ''Ekuatur''), officially the Republic of Ecuador ( es, República del Ecuador, which l ...

'' *''

Stipa mollis ''Stipa'' is a genus of around 300 large perennial hermaphroditic grasses collectively known as feather grass, needle grass, and spear grass. They are placed in the subfamily Pooideae and the tribe Stipeae, which also contains many species form ...

'' *'' Stipa pennata'' L. – feather grass *''

Stipa pulcherrima ''Stipa pulcherrima'', golden feather grass is a bisexual flowering plant in the family Poaceae. Description It is high, while its eciliate membrane is long. Its leaf-blades are erect, conduplicated, and sometimes ascend. They are long and a ...

'' *''

Stipa speciosa ''Stipa speciosa'' (syn. ''Achnatherum speciosum'') is a species of grass known by the common name desert needlegrass.Jepson Manual, 2nd ed, 2012 It is native to much of the south-western United States from California to Colorado, where it grow ...

'' *''

Stipa tirsa ''Stipa tirsa'' is a species of perennial grass native to Europe and temperate 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, ...

'' Steven *''

Stipa tulcanensis ''Stipa tulcanensis'' is a species of grass in the family Poaceae. It is found only in Ecuador Ecuador ( ; ; Quechua: ''Ikwayur''; Shuar: ''Ecuador'' or ''Ekuatur''), officially the Republic of Ecuador ( es, República del Ecuador, whic ...

'' *''

Stipa turkestanica ''Stipa turkestanica'' is a species of grass that grows in India and Central Asia and western Asia. Its culms are 30–70 cm long, and panicle A panicle is a much-branched inflorescence. (softcover ). Some authors distinguish it from a c ...

'' Hack. *''

Stipa zalesskii ''Stipa zalesskii'' is a grass found in Europe and Asia. It is an important grass in Eurasian steppe The Eurasian Steppe, also simply called the Great Steppe or the steppes, is the vast steppe ecoregion of Eurasia in the temperate grasslands, ...

'' Wilensky

Formerly placed here

*'' Achnatherum aridum'' (as ''S. arida'') *''

Achnatherum calamagrostis ''Achnatherum calamagrostis'' (syn. ''Stipa calamogrostis'') is a species of flowering plant in the grass family Poaceae, known by the common names spear grass, needle grass, and silver spike grass. It is an ornamental grass native to the clearin ...

'' (L.) P.Beauv. (as ''S. calamagrostis'' (L.) Wahlenb.) *''

Achnatherum robustum ''Achnatherum robustum'', commonly known as sleepy grass, (synonyms ''Stipa robusta'', also ''Stipa vaseyi'' subsp. ''robusta'') is a perennial plant in the Poaceae or grass family. Distribution It grows on dry soil in the U.S. Midwest, ranging ...

'' (Vasey) Barkworth (as ''S. robusta'' (Vasey) Scribn.) *''

Achnatherum splendens ''Achnatherum'' is a genus of plants which includes several species of needlegrass. Several needlegrass species have been switched between ''Achnatherum'' and genus ''Stipa''; taxonomy between the two closely related genera is still uncertain. ' ...

'' (Trin.) Nevski (as ''S. splendens'' Trin.) *''

Celtica gigantea ''Celtica gigantea'', commonly called giant feather grass, giant needle grass, or golden oats, is a species of flowering plant in the grass family Poaceae, native to the Iberian Peninsula and Morocco. It is still widely referenced in the horticul ...

'' (Link) F. M. Vazquez & Barkworth (as ''S. gigantea'' Link) *'' Hesperostipa comata (''as ''S. comata)'' *'' Jarava ichu'' Ruiz & Pav. (as ''S. ichu'' (Ruiz & Pav.) Kunth) *'' Macrochloa tenacissima'' (Loefl. ex L.) Kunth (as ''S. tenacissima'' Loefl. ex L.) *''

Nassella leucotricha ''Nassella leucotricha'' is a species of grass known by the common names Texas wintergrass, Texas needlegrass, and Texas tussockgrass. It is native to the south-central United States (Texas, Oklahoma, Arkansas, Louisiana, Mississippi) and much of ...

'' (Trin. & Rupr.) R.W.Pohl (as ''S. leucotricha'' Trin. & Rupr.) *'' Nassella pulchra'' (Hitchc.) Barkworth (as ''S. pulchra'' Hitchc.) *''

Oryzopsis hymenoides ''Eriocoma hymenoides'' (common names: Indian ricegrass and sand rice grass) is a cool-season, perennial bunchgrass with narrow, rolled leaf blades.Mojave Desert Wildflowers, Pam MacKay, 2nd Ed., p287 It is native to western North America east ...

'' (Ricker.) (as ''S. hymenoides'' Roem. & Schult.) *''

Nassella viridula ''Nassella viridula'' is a species of grass known by the common name green needlegrass. It is native to North America, where it is widespread in western Canada and the western and central United States. It is introduced in parts of eastern North ...

'' (Trin.) Barkworth (as ''S. viridula'' Trin.) *''

Hesperostipa spartea ''Hesperostipa spartea'', formerly ''Stipa spartea'', is a species of grass known by the common names porcupine grass, western porcupine grass, short-awn porcupine grass, porcupine needlegrass, and big needlegrass. It is native to North America, ...

'' (Trin.) Barkworth (as ''Stipa spartea'' Trin.) *''

Anemanthele lessoniana ''Anemanthele'' is a genus of plants in the grass family native to New Zealand. The only known species is ''Anemanthele lessoniana'', often called gossamer grass or New Zealand wind grass or pheasant's tail grass. This is a naturally rare gras ...

'' (Steud.) Veldkamp (as ''Stipa arundinacea'' Hook.f.)

References

External links

* * {{Taxonbar, from=Q161274 Poaceae genera

Ecology

Selected species

Formerly placed here

See also

References

External links