Autonyms (not in current use), synonyms and invalid designations:

(≡ homotypic synonym, = heterotypic synonym, - autonym, I invalid designation)

• (≡) Agropyron caninum (L.) P. Beauv.
• (≡) Agropyron caninum [unranked] muticum Holmb.
• (=) Elymus caninus var. behmii (Melderis) Jaaska
• (-) Elymus caninus var. caninus (L.) L.
• (=) Elymus caninus var. muticus (Holmb.) Karlsson
• (≡) Elytrigia canina (L.) Drobow
• (=) Roegneria behmii Melderis
• (≡) Roegneria canina (L.) Nevski
• Basionym: Triticum caninum L.
• (≡) Triticum caninum var. caninum L.

Common names:

• bearded couch  (Source: F GB Ire) - English
• bearded wheatgrass  (Source: F NAmer) - English
• fibrous wheatgrass  (Source: Weed CIBA) - English
• lundelm  (Source: Kulturvaxtdatabas) - Swedish
• quan cao  (Source: F ChinaEng) - Transcribed Chinese

Distributional Range:

Native

Asia-Temperate

• WESTERN ASIA: Turkey
• CAUCASUS: Armenia, Azerbaijan, Georgia, Russian Federation, [Dagestan] Russian Federation-Ciscaucasia [Ciscaucasia]
• SIBERIA: Russian Federation [Buryatia, Gorno-Altay, Tuva, Yakutia-Sakha (s.), Altay, Krasnoyarsk, Irkutsk, Kemerovo, Kurgan, Novosibirsk, Omsk, Tomsk, Tyumen]
• MIDDLE ASIA: Kazakhstan, Kyrgyzstan
• CHINA: China [Xinjiang Uygur Zizhiqu]

Asia-Tropical

• INDIAN SUBCONTINENT: India (n.w.), Pakistan (n.)

Europe

• NORTHERN EUROPE: Denmark, Finland, Ireland, Norway, Sweden, United Kingdom
• MIDDLE EUROPE: Austria, Belgium, Czech Republic, Germany, Hungary, Liechtenstein, Netherlands, Poland, Slovakia, Switzerland
• EASTERN EUROPE: Belarus, Estonia, Latvia, Lithuania, Moldova, Russian Federation, [Kalmykia, Saratov, Volgograd] Russian Federation-European part, [European part] Ukraine (incl. Krym)
• SOUTHEASTERN EUROPE: Albania, Bulgaria, Croatia, Greece, Italy (incl. Sardinia, Sicily), Romania, Serbia, Slovenia
• SOUTHWESTERN EUROPE: France (incl. Corsica), Spain


Naturalized

Asia-Temperate

• EASTERN ASIA: Japan

References:

1. Afonin, A. N., S. L. Greene, N. I. Dzyubenko, & A. N. Frolov, eds. Interactive agricultural ecological atlas of Russia and neighboring countries. Economic plants and their diseases, pests and weeds (on-line resource). URL: http://www.agroatlas.ru/en/content/related/Elymus_caninus/ target='_blank'
2. Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) URL: www.skud.info
3. Bor, N. L. 1960. The grasses of Burma, Ceylon, India, and Pakistan. Note: = Agropyron caninum (L.) P. Beauv.
4. CIBA-GEIGY, Basel, Switzerland. Documenta CIBA-GEIGY (Grass weeds 1. 1980, 2. 1981; Monocot weeds 3. 1982; Dicot weeds 1. 1988) Note: four books on weeds worldwide in scope
5. Davis, P. H., ed. 1965-1988. Flora of Turkey and the east Aegean islands.
6. Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
7. FNA Editorial Committee. 1993-. Flora of North America.
8. Guadagnuolo, R. et al. 2001. Search for evidence of introgression of wheat (Triticum aestivum L.) traits into sea barley (Hordeum marinum s.str. Huds.) and bearded wheatgrass (Elymus caninus L.) in central and northern Europe, using isozymes.... Theor. Appl. Genet. 103:191-196.
9. Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland.
10. Koyama, T. 1987. Grasses of Japan and its neighboring regions Note: = Agropyron caninum (L.) P. Beauv.
11. Krasnoborov, I. M., ed. 2000-. Flora of Siberia (English translation)
12. Löve, Á. 1984. Conspectus of the Triticeae. Feddes Repert. 95:460.
13. Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan.
14. Salomon, B. 2005. Deviating variants of Elymus caninus (Poaceae) in NW Europe. Willdenowia 35:245-251. Note: this study recognized three varieties
15. Sell, P. & G. Murrell. 1996-. Flora of Great Britain and Ireland.
16. Sharma, H. C. & P. S. Baenziger. 1986. Production, morphology, and cytogenetic analysis of Elymus caninus (Agropyron caninum) × Triticum aestivum F1 hybrids and backcross-1 derivatives. Theor. Appl. Genet. 71:750-756. Note: it obtained hybrids via embryo culture, rescue was low
17. Skvortsov, A. K., ed. 2006. Flora of the Lower Volga region 1:249.
18. Sun, G.-I. et al. 1998. Characterization and analysis of microsatellite loci in Elymus caninus (Triticeae: Poaceae). Theor. Appl. Genet. 96:676-682.
19. Sun, G.-L. et al. 2001. Genetic diversity and structure in a natural Elymus caninus population from Denmark based on microsatellite and isozyme analyses. Pl. Syst. Evol. 227:235-244.
20. Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
21. Tzvelev, N. N. 1976. Zlaki SSSR
22. Wang, R. R.-C. 2011. Chapter 2. Agropyron and Psathyrostachys. Wild crop relatives: genomic and breeding resources, cereals 77-108. Note: this review mentioned the diversity of genome constitution in Triticeae, all types found in Elymus able to cross with wheat
23. Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2024. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: http://gringlobal.iita.org/gringlobal/taxonomydetail.aspx?id=32016. Accessed 18 May 2024.