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Taxon: Elymus repens (L.) Gould subsp. repens

Genus: Elymus
Family: Poaceae (alt. Gramineae) subfamily: Pooideae tribe: Triticeae.
Nomen number: 454279
Name verified on: 09-Nov-2007 by ARS Systematic Botanists. Last updated: 09-May-2011
Species priority site is: Western Regional PI Station (W6).
Accessions: 214 in National Plant Germplasm System.
  • all available ) NPGS accessions. or .
  • all available ) NPGS accessions by country.
  • Check PlantSearch database of Botanic Gardens Conservation International for possible non-NPGS germplasm.


SPECIES RESTRICTED AS A STATE NOXIOUS WEED
A declared aquatic or terrestrial noxious weed and/or noxious-weed seed in these U.S. states (see state noxious weed lists), with links to state information or web documents:
AK(as Elymus repens)*°, AL(as Agropyron repens)°, AZ(as Elymus repens)°, AZ(as Elytrigia repens)*, CA(as Agropyron repens)°, CA(as Elytrigia repens)*°, CO(as Elytrigia repens)*°, CT(as Agropyron repens)°, DC(as Elytrigia repens)°, DE(as Agropyron repens)°, FL(as Agropyron repens)°, GA(as Elytrigia repens)°, HI(as Elytrigia repens)*°, IA(as Agropyron repens)*°, ID(as Agropyron repens)°, ID(as Elytrigia repens)°, IL(as Agropyron repens)°, IN(as Agropyron repens)°, KS(as Agropyron repens)*°, KY(as Elytrigia repens)°, LA(as Agropyron repens)°, MA(as Agropyron repens)°, MD(as Elytrigia repens)°, ME(as Agropyron repens)°, MI(as Agropyron repens)*°, MI(as Elytrigia repens)*°, MN(as Agropyron repens)°, MO(as Agropyron repens)°, MS(as Elytrigia repens)°, NC(as Elytrigia repens)°, ND°, NE(as Elytrigia repens)°, NH(as Agropyron repens)°, NJ(as Agropyron repens)°, NM(as Agropyron repens)°, NV(as Agropyron repens)°, NV(as Elytrigia repens)°, NY(as Elytrigia repens)°, OH(as Agropyron repens)°, OH(as Elytrigia repens)°, OK(as Agropyron repens)*°, OR(as Agropyron repens)°, OR(as Elytrigia repens)°, PA(as Elytrigia repens)°, RI(as Agropyron repens)*°, SC(as Agropyron repens)°, SD(as Agropyron repens)°, TN(as Agropyron repens)°, TX(as Elytrigia repens)°, UT(as Agropyron repens)*°, VA(as Agropyron repens)°, VT(as Elymus repens)°, WA(as Elytrigia repens)°, WI(as Agropyron repens)°, WV(as Agropyron repens)°, WY(as Elytrigia repens)°.
ªAquatic. *Terrestrial. °In seed.
noxious weed information from Invaders Database System for northwestern U.S.
Link to species profile at National Invasive Species Information Center

See other conspecific taxa:


Common names:

  • couch grass   (Source: World Econ Pl ) – English
  • coutch   (Source: Dict Rehm ) – English
  • dog grass   (Source: Ency CNatIn ) – English
  • quack grass   (Source: World Econ Pl ) – English
  • quick grass   (Source: Weed CIBA ) – English
  • scutch   (Source: Dict Rehm ) – English
  • twitch grass   (Source: Weed CIBA ) – English
  • chiendent   (Source: F NAmer ) – French
  • chiendent rampant   (Source: Dict Rehm [as Agropyron repens]) – French
  • petit chiendent   (Source: Dict Rehm [as Agropyron repens]) – French
  • Ackerquecke   (Source: Dict Rehm [as Agropyron repens]) – German
  • Quecke   (Source: Dict Rehm [as Agropyron repens]) – German
  • grama canina   (Source: Dict Rehm [as Agropyron repens]) – Spanish

Economic importance:


Distributional range:

      Native:
  • AFRICA
    Northern Africa: Algeria; Morocco; Tunisia
  • ASIA-TEMPERATE
    Western Asia: Afghanistan; Cyprus; Iran; Iraq; Lebanon; Syria; Turkey
    Caucasus: Armenia; Azerbaijan; Georgia; Russian Federation - Ciscaucasia, Dagestan
    Siberia: Russian Federation - Altay, Buryatia, Chita, Gorno-Altay, Irkutsk, Kemerovo, Krasnoyarsk, Kurgan, Novosibirsk, Omsk, Tuva, Tyumen, Yakutia-Sakha
    Middle Asia: Kazakhstan; Kyrgyzstan; Tajikistan; Turkmenistan; Uzbekistan
    Mongolia: Mongolia
    Russian Far East: Russian Federation - Amur, Kamchatka, Khabarovsk, Kurile Islands, Magadan [s.], Primorye, Sakhalin
    China: China - Gansu, Hebei, Heilongjiang, Nei Monggol, Qinghai, Sichuan, Xinjiang, Xizang, Yunnan
    Eastern Asia: Korea
  • ASIA-TROPICAL
    Indian Subcontinent: India [n.]; Pakistan
  • EUROPE
    Northern Europe: Denmark; Finland; Iceland; Ireland; Norway; Sweden; United Kingdom
    Middle Europe: Austria; Belgium; Czech Republic; Germany; Hungary; Netherlands; Poland; Switzerland
    East Europe: Belarus; Estonia; Latvia; Lithuania; Moldova; Russian Federation - European part; Ukraine [incl. Krym]
    Southeastern Europe: Albania; Bulgaria; Croatia; Greece; Italy [incl. Sardinia, Sicily]; Romania; Serbia; Slovenia
    Southwestern Europe: France [incl. Corsica]; Spain [incl. Baleares]

      Naturalized:
  • AFRICA
    Macaronesia: Spain - Canary Islands
    Southern Africa: South Africa
  • ASIA-TROPICAL
    Indian Subcontinent: Bhutan
  • AUSTRALASIA
    Australia: Australia
    New Zealand: New Zealand
  • NORTHERN AMERICA
    North America
  • SOUTHERN AMERICA
    Southern South America: Chile

      Other:
  • exact native range obscure

References:

  • Plants of southern Africa: an online checklist. [= Elytrigia repens].
  • CIBA-GEIGY, Basel, Switzerland. Documenta CIBA-GEIGY (Grass weeds 1. 1980, 2. 1981; Monocot weeds 3. 1982; Dicot weeds 1. 1988)
  • Davis, P. H., ed. 1965–1988. Flora of Turkey and the east Aegean islands.
  • Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). [= Elytrigia repens subsp. repens].
  • FNA Editorial Committee. 1993–. Flora of North America.
  • Grierson, A. J. C. & D. J. Long. 1984–. Flora of Bhutan including a record of plants from Sikkim. [= Elymus repens].
  • Leung, A. Y. & S. Foster. 1996. Encyclopedia of common natural ingredients used in food, drugs, and cosmetics, ed. 2.
  • Randall, R. P. 2007. The introduced flora of Australia and its weed status.
  • Rehm, S. 1994. Multilingual dictionary of agronomic plants. [= Agropyron repens].
  • Tutin, T. G. et al., eds. 1964–1980. Flora europaea.
  • USDA National Agricultural Library. National Invasive Species Information Center (on-line resource).
  • Ugarte, E. et al. 2011. Vascular alien flora, Chile. Check List 7:365–380. [= Elymus repens].
  • Villaseñor, J. L. & F. J. Espinoza-Garcia. 2004. The alien flowering plants of Mexico. Diversity & Distrib. 10:113–123. [= Agropyron repens].
  • Wang, R. R.-C. 2011. Chapter 2. Agropyron and Psathyrostachys. 77–108 In: Kole, C., ed., Wild crop relatives: genomic and breeding resources, cereals. 77–108. [this review mentioned the diversity of genome constitution in Triticeae, all types found in Elymus able to cross with wheat].
  • Weber, E. 2003. Invasive plant species of the world: a reference guide to environmental weeds.
  • Wu Zheng-yi & P. H. Raven et al., eds. 1994–. Flora of China (English edition). [= Elytrigia repens subsp. repens].

Synonyms:


Check other web resources for Elymus repens (L.) Gould subsp. repens:

  • Flora Europaea: Database of European Plants (ESFEDS)
  • PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
  • Flora del Conosur: Catálogo de las Plantas Vasculares del Conosur
  • Flora of China: Online version from Harvard University
  • SIBIS: South African National Biodiversity Institute's (SANBI) Integrated Biodiversity System
  • TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
  • CNWG: Catalogue of New World Grasses Searchable Database
  • Mansfeld: Mansfeld's World Database of Agricultural and Horticultural Crops

Images:

  • GRIN Images of germplasm accessions.
  • Florets: U.S. National Seed Herbarium image
  • Florets: Seed ID Workshop image, from Department of Horticulture and Crop Science, Ohio State University
More:
  • Google Images Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

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Cite as:
USDA, ARS, National Genetic Resources Program.
Germplasm Resources Information Network - (GRIN) [Online Database].
National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: http://www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?454279 (16 April 2014)

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