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Taxon: Echinochloa walteri (Pursh) A. Heller

Genus: Echinochloa
Family: Poaceae (alt.Gramineae)
Subfamily: Panicoideae
Tribe: Paniceae
Subtribe: Boivinellinae
Nomen number: 104869
Place of publication: Cat. N. Amer. pl. ed. 2:21. 1900 (Nash ex N. L. Britton, Man. fl. n. states 78. 1901)
Link to protologue:
Name Verified on: 20-Dec-2004 by ARS Systematic Botanists.
Accessions: 4 (4 active, 3 available) in National Plant Germplasm System (Map)

Autonyms (not in current use) and synonyms:

(≡ homotypic synonym, = heterotypic synonym, - autonym)

Common names:

  • coast barnyard grass  (Source: F NAmer) - English
  • échinochloa de Walter  (Source: F NAmer) - French

Distributional Range:


    Northern America
    • EASTERN CANADA: Canada [Québec (s.), Ontario (s.)]
    • NORTHEASTERN U.S.A.: United States [Connecticut, Indiana, Massachusetts, Michigan, New Hampshire (s.e.), New Jersey, New York, Ohio, Pennsylvania (s.e.), Rhode Island]
    • NORTH-CENTRAL U.S.A.: United States [Illinois, Iowa (e.), Minnesota (e.), Missouri, Wisconsin]
    • SOUTHEASTERN U.S.A.: United States [Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Maryland (e.), Mississippi, North Carolina (e.), South Carolina, Virginia (e.)]
    • SOUTH-CENTRAL U.S.A.: United States [Texas]
    • SOUTHERN MEXICO: Mexico [Campeche, Yucatán]

    Southern America
    • CARIBBEAN: Cayman Islands, Cuba, Hispaniola, Jamaica
    • CENTRAL AMERICA: El Salvador, Guatemala, Honduras
    • WESTERN SOUTH AMERICA: Bolivia [El Beni, Pando]


  1. Adams, C. 1972. Flowering plants of Jamaica
  2. Catasús Guerra, L. J. 2002. Las gramíneas (Poaceae) de Cuba, II. Cavanillesia Altera 3:1-163.
  3. Chase, A. & C. D. Niles, comps. 1962. Index to grass species.
  4. Davidse, G. et al., eds. 1994. Flora mesoamericana.
  5. FNA Editorial Committee. 1993-. Flora of North America.
  6. Gould, F. W. et al. 1972. A revision of Echinochloa in the United States. Amer. Midl. Naturalist 87:48-50.
  7. Missouri Botanical Garden. W³Tropicos (on-line resource).
  8. Moscoso, R. M. 1943. Catalogus florae domingensis.
  9. Proctor, G. R. 1984. Flora of the Cayman Islands. Kew Bulletin Additional Series XI.
  10. Renvoize, S. A. 1998. Gramineas de Bolivia
  11. Zuloaga, F. O. et al. 2003. Catalogue of New World grasses (Poaceae): III. Subfamilies Panicoideae, Aristidoideae, Arundinoideae, and Danthonioideae. Contr. U.S. Natl. Herb. 46:223.
  12. Gray Cards

Check other web resources for Echinochloa walteri (Pursh) A. Heller :

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2019. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?id=104869. Accessed 21 July 2019.