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Taxon: Echinochloa colona (L.) Link

Genus: Echinochloa
Family: Poaceae (alt. Gramineae) subfamily: Panicoideae tribe: Paniceae
Nomen number: 316659
Place of publication: Hort. berol. 2:209. 1833
Comment: specific epithet commonly misspelled "colonum"
Name verified on: 27-Apr-1992 by ARS Systematic Botanists. Last updated: 29-Jul-2005
Species priority site is: North Central Regional PI Station (NC7).
Accessions: 39 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.

Common names:

  • awnless barnyard grass   (Source: F NAmer ) – English
  • barnyard millet   (Source: Aust Pl Common Names ) – English
  • corn-panic grass   (Source: J. Veldkamp, p.c.) – English
  • Deccan grass   (Source: J. Veldkamp, p.c.) – English
  • jungle ricegrass   (Source: Names Beetle ) – English
  • jungle-rice   (Source: Grass Tex ) – English
  • millet-rice   (Source: J. Veldkamp, p.c.) – English
  • shama millet   (Source: Dict Rehm ) – English
  • wild millet   (Source: Aust Pl Common Names ) – English
  • watergras   (Source: Ecocrop ) – Afrikaans
  • ābu rokba   (Source: F Egypt ) – Arabic
  • blé du Dekkan   (Source: Dict Rehm ) – French
  • Schamahirse   (Source: Dict Rehm ) – German
  • capim-arroz   (Source: D. Groth, p.c. 2005) – Portuguese (Brazil)
  • capim-da-colônia   (Source: D. Groth, p.c. 2005) – Portuguese (Brazil)
  • capituva   (Source: D. Groth, p.c. 2005) – Portuguese (Brazil)
  • armilán   (Source: Grass Cuba II) – Spanish
  • pasto del arroz   (Source: Dict Rehm ) – Spanish
  • zancaraña   (Source: Grass Cuba II) – Spanish

Economic importance:

Distributional range:

      Naturalized: (links to other web resources are provided for some distributions)
    Macaronesia: Spain - Canary Islands
    Northern Africa: Algeria; Egypt; Libya; Morocco; Tunisia
    Northeast Tropical Africa: Ethiopia; Sudan
    East Tropical Africa: Kenya; Tanzania
    West-Central Tropical Africa: Zaire
    West Tropical Africa: Cote D'Ivoire; Guinea; Niger; Nigeria
    South Tropical Africa: Angola; Zambia
    Southern Africa: South Africa
    Western Asia: Cyprus; Egypt - Sinai; Israel; Jordan; Lebanon; Syria; Turkey
    China: China
    Eastern Asia: Japan; Taiwan
    Indian Subcontinent: Bangladesh; India; Nepal; Pakistan; Sri Lanka
    Indo-China: Myanmar; Thailand
    Malesia: Indonesia; Malaysia; Philippines
    Australia: Australia
    Northern Europe: Denmark
    Middle Europe: Austria; Czech Republic; Germany
    East Europe: Ukraine
    Southeastern Europe: Greece; Italy
    Southwestern Europe: France; Portugal; Spain
    United States
    North-Central Pacific: United States - Hawaii
    Northwestern Pacific: Marshall Islands; Micronesia; Palau
    South-Central Pacific: French Polynesia
    Southwestern Pacific: Fiji; New Caledonia; Niue
    Caribbean: Puerto Rico
    Mesoamerica: Central America; Costa Rica
    Northern South America: Venezuela
    Brazil: Brazil
    Western South America: Colombia; Ecuador; Peru
    Southern South America: Argentina; Chile; Paraguay

    Indian Subcontinent: India; Nepal

  • origin obscure


  • 't Mannetje, L. & R. M. Jones, eds. 1992. Forages. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA). 4:125–126.
  • Beetle, A. A. 1970. Recommended plant names. Univ. Wyoming Agr. Exp. Sta. Res. J. 31.
  • Boulos, L. 1999–. Flora of Egypt.
  • CIBA-GEIGY, Basel, Switzerland. Documenta CIBA-GEIGY (Grass weeds 1. 1980, 2. 1981; Monocot weeds 3. 1982; Dicot weeds 1. 1988) ["colonum"].
  • Catasús Guerra, L. J. 2002. Las gramíneas (Poaceae) de Cuba, II. Cavanillesia Altera 3:1–163.
  • Dassanayake, M. D. & F. R. Fosberg, eds. 1980–. A revised handbook to the flora of Ceylon.
  • Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
  • FNA Editorial Committee. 1993–. Flora of North America.
  • Food and Agriculture Organization of the United Nations (FAO). 2010. Ecocrop (on-line resource).
  • Gould, F. W. et al. 1972. A revision of Echinochloa in the United States. Amer. Midl. Naturalist 87:56. ["colonum"].
  • Gould, F. W. 1975. The grasses of Texas.
  • Groth, D. 2005. pers. comm. [re. Brazilian common names].
  • Grubben, G. J. H. & Soetjipto Partohardjono, eds. 1996. Cereals. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA). 10:87–88.
  • Hara, H. et al. 1978–1982. An enumeration of the flowering plants of Nepal.
  • Hitchcock, A. S. 1950. Manual of the grasses of the United States, ed. 2. ["colonum"].
  • Holm, L. et al. 1979. A geographical atlas of world weeds.
  • Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource).
  • Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
  • International Development Consortium. Invasive species compendium (on-line resource).
  • Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland.
  • Lazarides, M. & B. Hince. 1993. CSIRO Handbook of Economic Plants of Australia.
  • Michael, P. W. 2009. Echinochloa colona versus "Echinochloa colonum"(Poaceae). Taxon 58:1366–1368. [discusses orthography, favors "colona"].
  • Nicolson, D. H. 1986. Species epithets and gender information. Taxon 35:324. [discusses orthography, favors "colona"].
  • 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.
  • Smith, A. C. 1979–1991. Flora vitiensis nova.
  • Soerjani, M. et al., eds. 1987. Weeds of rice in Indonesia.
  • Steyermark, J. A. et al., eds. 1995–. Flora of the Venezuelan Guayana.
  • Ugarte, E. et al. 2011. Vascular alien flora, Chile. Check List 7:365–380.
  • Veldkamp, J. F. 1997. pers. comm. [re. common names].
  • Vibrans, H., ed. Malezas de México (on-line resource).
  • Wang, Z. et al., eds. 1990. Farmland weeds of China: a collection of coloured illustrative plates. ["colonum"].
  • Ward, D. B. 2005. A case of disputed orthography: is it Echinochloa colona; or is it Echinochloa colonum (Gramineae). Sida 21:2171–2183. [discusses orthography, favors "colonum"].
  • Zuloaga, F. O. et al. 2003. Catalogue of New World grasses (Poaceae): III. Subfamilies Panicoideae, Aristidoideae, Arundinoideae, and Danthonioideae. Contr. U.S. Natl. Herb. 46:215.


Check other web resources for Echinochloa colona (L.) Link:


  • 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: (27 November 2015)

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