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Taxon: Cynodon dactylon (L.) Pers.

Genus: Cynodon
Family: Poaceae (alt. Gramineae) subfamily: Chloridoideae tribe: Cynodonteae
Nomen number: 12848
Place of publication: Syn. pl. 1:85. 1805
Name verified on: 06-Jul-1992 by ARS Systematic Botanists. Last updated: 09-May-2011
Species priority site is: Plant Genetic Resources Conservation Unit, Griffin, GA (S9).
Accessions: 32 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.

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:
AR*°, DC°, FL°, GA°, LA°, MD°, NC°, NJ°, SC°, TX°, UT*°.
ªAquatic. *Terrestrial. °In seed.
noxious weed information from Invaders Database System for northwestern U.S.

See also subordinate taxa:

Common names:

  • Bahama grass   (Source: Dict Rehm ) – English   [Cynodon dactylon var. dactylon]
  • Bermuda grass   (Source: NRCS Cons Pl Mat ) – English
  • Bermuda grass   (Source: World Econ Pl ) – English   [Cynodon dactylon var. dactylon]
  • common couch   (Source: Aust Pl Common Names ) – English
  • devil's grass   (Source: Dict Rehm ) – English   [Cynodon dactylon var. dactylon]
  • giant Bermuda grass   (Source: Food Feed Crops US ) – English   [Cynodon dactylon var. aridus]
  • green couch   (Source: Aust Pl Common Names ) – English
  • hariali grass   (Source: Websters Dict ) – English   [Cynodon dactylon var. dactylon]
  • Indian couch   (Source: Aust Pl Common Names ) – English
  • plain couch   (Source: Aust Pl Common Names ) – English
  • quick grass   (Source: Kellerman et al.1988) – English   [Cynodon dactylon var. dactylon]
  • gewonekweek   (Source: Weeds SAfr 2001 ) – Afrikaans
  • kweekgras   (Source: Grass SAfr ) – Afrikaans   [Cynodon dactylon var. dactylon]
  • najeel   (Source: Ill L Qatar ) – Arabic
  • theel   (Source: Ill L Qatar ) – Arabic
  • gou ya gen   (Source: F ChinaEng ) – Transcribed Chinese
  • chiendent pied-de-poule   (Source: L Noms French ed7 ) – French
  • cynodon dactyle   (Source: Dict Rehm ) – French   [Cynodon dactylon var. dactylon]
  • grand chiendent   (Source: Dict Rehm ) – French   [Cynodon dactylon var. dactylon]
  • Bermudagras   (Source: Dict Rehm ) – German   [Cynodon dactylon var. dactylon]
  • Hundezahngras   (Source: Dict Rehm ) – German   [Cynodon dactylon var. dactylon]
  • dhub   (Source: Dict Rehm ) – India   [Cynodon dactylon var. dactylon]
  • doob   (Source: Dict Rehm ) – India   [Cynodon dactylon var. dactylon]
  • gramina   (Source: Mult Glossary Crops ) – Italian
  • capim-Bermuda   (Source: Dict Rehm ) – Portuguese   [Cynodon dactylon var. dactylon]
  • grama rastrera   (Source: Dict Rehm ) – Spanish   [Cynodon dactylon var. dactylon]
  • zacate de Bermuda   (Source: Dict Rehm ) – Spanish   [Cynodon dactylon var. dactylon]
  • hundtandsgräs   (Source: Vara kulturvaxt namn ) – Swedish

Economic importance:


Distributional range:

  • widely naturalized weed

  • also cultivated

  • origin Old World


  • 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).
  • Alderson, J. & W. C. Sharp. 1995. Grass varieties in the United States, U.S.D.A. Agric. Handb. 170, rev. ed.
  • Bor, N. L. 1960. The grasses of Burma, Ceylon, India, and Pakistan.
  • CIBA-GEIGY, Basel, Switzerland. Documenta CIBA-GEIGY (Grass weeds 1. 1980, 2. 1981; Monocot weeds 3. 1982; Dicot weeds 1. 1988)
  • Conant, P. et al. 1997. Appendix. Selected plant species interfering with resource management goals in North American natural areas. Pp. 255–267 in: Luken, J. O. & J. W. Thieret, eds., Assessment and management of plant invasions.
  • Davidse, G. et al., eds. 1994. Flora mesoamericana.
  • Demilly, D. et al. 2001. Liste alphabétique des principales espèces de plantes cultivées et de mauvaises herbes. Noms latins et noms français, ed. 7.
  • Englert, J. M. et al. 1999. USDA-NRCS Improved conservation plant materials released by NRCS and cooperators.
  • FNA Editorial Committee. 1993–. Flora of North America.
  • Food and Agriculture Organization of the United Nations (FAO). 2010. Ecocrop (on-line resource).
  • Gibbs-Russell, G. E. et al. 1990. Grasses of southern Africa. Mem. Bot. Surv. S. Africa vol. 58.
  • Harlan, J. R. & J. M. J. de Wet. 1969. Sources of variation in Cynodon dactylon (L.) Pers. Crop Sci. (Madison) 9:774–778.
  • Harlan, J. R. et al. 1970. A guide to the species of Cynodon (Gramineae). Bull. Oklahoma Agric. Exp. Sta. B–673:12–22.
  • Harling, G. & B. Sparre, eds. 1973–. Flora of Ecuador.
  • Henderson, L. 2001. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12.
  • Holm, L. et al. 1979. A geographical atlas of world weeds.
  • Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening.
  • Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
  • International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2.
  • Kala, C. P. et al. 2004. Prioritization of medicinal plants on the basis of available knowledge, existing practices and use value status in Uttaranchal, India. Biodivers. & Conservation 13:459.
  • Kellerman, T. S. et al. 1988. Plant poisonings and mycotoxicoses of livestock in Southern Africa. [poisonous].
  • Kingsbury, J. M. 1964. Poisonous plants of the United States and Canada. [poisonous].
  • McGuffin, M., J. T. Kartesz, A. Y. Leung, & A. O. Tucker. 2000. Herbs of commerce, ed. 2.
  • Nasir, E. & S. I. Ali, eds. 1970–. Flora of [West] Pakistan.
  • Norton, J. et al. 2009. Illustrated checklist of the flora of Qatar.
  • Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
  • Rehm, S. 1994. Multilingual dictionary of agronomic plants.
  • Seed Regulatory and Testing Division, Agricultural Marketing Service, U.S.D.A. State noxious-weed seed requirements recognized in the administration of the Federal Seed Act (updated annually).
  • Tovar, Ó. 1993. Las gramíneas (Poaceae) del Perú. Ruizia 13:288.
  • Turrill, W. B. et al., eds. 1952–. Flora of tropical East Africa.
  • Vibrans, H., ed. Malezas de México (on-line resource).
  • 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).
  • Zon, A. P. M. van der. 1992. Graminées du Cameroun.
  • Zuloaga, F. O. et al. 1994. Catalogo de la familia Poaceae en la Republica Argentina. Monogr. Syst. Bot. Missouri Bot. Gard. 47. [with four varieties].


Check other web resources for Cynodon dactylon (L.) Pers.:


  • Check for additional images
  • 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: (04 September 2015)

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