Taxon: Elymus repens (L.) Gould

See also subordinate taxa:

• Elymus repens subsp. elongatiformis (56 accessions)
• Elymus repens subsp. repens (214 accessions)

Common names:

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

Economic importance:

• Animal food: forage   (fide F ChinaEng 22:430. 2006)
  
• Gene sources: tertiary genetic relative of wheat   (fide Wild Crop Rel Cer 2:78. 2011)
  

Distributional range:

• AFRICA
  Macaronesia: Spain - Canary Islands
  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; 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]

• AFRICA
  Africa [s.]
• AUSTRALASIA
  Australia: Australia
  New Zealand: New Zealand
• NORTHERN AMERICA
  North America
  United States
• SOUTHERN AMERICA
  Southern South America: Argentina; Chile [s.]
• naturalized in Mascarenes

• exact native range obscure

References:

• Aldén, B., S. Ryman & M. Hjertson. 2009. Våra kulturväxters namn - ursprung och användning. Formas, Stockholm (Handbook on Swedish cultivated and utility plants, their names and origin).
• Czerepanov, S. K. 1995. Vascular plants of Russia and adjacent states (the former USSR). [= Elytrigia repens (L.) Nevski].
• 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 (L.) Desv. ex Nevski].
• FNA Editorial Committee. 1993–. Flora of North America.
• Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. [= Elytrigia repens (L.) Desv. ex Nevski].
• Löve, Á. 1984. Conspectus of the Triticeae. Feddes Repert. 95:484. [= Elytrigia repens (L.) Desv. ex Nevski].
• Mahelka, V. et al. 2005. Genome size discriminates between closely related taxa Elytrigia repens and E. intermedia (Poaceae: Triticeae) and their hybrid. Folia Geobot. Phytotax. 40:367–384.
• Mason-Gamer, R. J. 2008. Allohexaploidy, introgression, and the complex phylogenetic history of Elymus repens (Poaceae). Molec. Phylogenet. Evol. 47:598–611.
• Soreng, R. J. et al. 2003. Catalogue of New World grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48:297.
• Tutin, T. G. et al., eds. 1964–1980. Flora europaea.
• Wang, R. R.-C. 2011. Chapter 2. Agropyron and Psathyrostachys. 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].
• Wu Zheng-yi & P. H. Raven et al., eds. 1994–. Flora of China (English edition). [= Elytrigia repens (L.) Desv. ex B. D. Jackson].

More:

Search AGRICOLA article citation database for citations referencing Elymus repens.

Search NCBI's Entrez search engine for PubMed citations referencing Elymus repens.

Search Biodiversity Heritage Library for historical publications referencing Elymus repens.

Synonyms:

• Agropyron elongatiforme Drobow [≡ Elymus repens subsp. elongatiformis]
  (previously associated with 4 accessions)
• Agropyron firmum J. Presl [= Elymus repens subsp. repens]
  
• Agropyron repens (L.) P. Beauv. [≡ Elymus repens subsp. repens]
  (previously associated with 53 accessions)
• (=) Agropyron repens var. bromiforme Schur
  (previously associated with 1 accession)
• (=) Agropyron repens var. glaucescens Peterm.
  (previously associated with 1 accession)
• (≡) Agropyron vaillantianum (Wulfen) Trautv.
  (previously associated with 5 accessions)
• (=) Elymus vaillantianus (Wulfen) K. B. Jensen
  (previously associated with 5 accessions)
• Elytrigia elongatiformis (Drobow) Nevski [≡ Elymus repens subsp. elongatiformis]
  
• Elytrigia repens (L.) Desv. ex Nevski [≡ Elymus repens subsp. repens]
  (previously associated with 238 accessions)
• Elytrigia repens subsp. elongatiformis (Drobow) Tzvelev [≡ Elymus repens subsp. elongatiformis]
  (previously associated with 59 accessions)
• Triticum firmum (J. Presl) Link [= Elymus repens subsp. repens]
  
• Triticum repens L. [≡ Elymus repens subsp. repens]
  (previously associated with 1 accession)
• (=) Triticum vaillantianum Wulfen
  

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

• Flora Europaea: Database of European Plants (ESFEDS)
• PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
• BONAP: North American Plant Atlas of the Biota of North America Program
• Flora del Conosur: Catálogo de las Plantas Vasculares del Conosur
• Flora of China: Online version from Harvard University
• AVH: Australia's Virtual Herbarium
• TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
• CNWG: Catalogue of New World Grasses Searchable Database
• Grass Manual on the Web: Manual of Grasses for North America North of Mexico
• World Grass Species-Descriptions: Morphological species description from Royal Botanic Gardens, Kew
• AusGrass2: Australian grass data from Bryan K. Simon’s on-line database
• Mansfeld: Mansfeld's World Database of Agricultural and Horticultural Crops
• ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
• AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
• Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.

Check other web resources for images:

• PlantSystematics.org
• 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

Ctrl P to print