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

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

• Basionym: Cenchrus parviflorus Poir.
• (=) Chaetochloa flava (Nees) Scribn.
• (=) Chaetochloa geniculata (Lam.) Millsp. & Chase
• (=) Chaetochloa imberbis (Poir.) Scribn.
• (=) Panicum flavum Nees
• (=) Panicum geniculatum Lam.
• (=) Panicum imberbe Poir.
• (=) Setaria geniculata P. Beauv.
• (=) Setaria gracilis Kunth

Common names:

• knotroot bristle grass  (Source: F GB Ire) - English
• knotroot foxtail  (Source: World Econ Pl) - English
• slender pigeon grass  (Source: F Victoria) - English
• yellow bristle grass  (Source: Atlas Florida) - English

Economic Importance:

• Weed: potential seed contaminant;

Distributional Range:

Native

Northern America

• NORTHEASTERN U.S.A.: United States [Connecticut, Massachusetts, New Jersey, New York, Ohio (s.), Pennsylvania, Rhode Island]
• NORTH-CENTRAL U.S.A.: United States [Illinois, Iowa, Kansas, Missouri, Oklahoma]
• NORTHWESTERN U.S.A.: United States [Oregon (n.w.)]
• SOUTHEASTERN U.S.A.: United States [Alabama, Arkansas, Delaware, Florida (http://www.plantatlas.usf.edu/main.asp?plantID=802), Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina (http://cricket.biol.sc.edu/herb/S/2400.jpg), Tennessee, Virginia]
• SOUTH-CENTRAL U.S.A.: United States [New Mexico, Texas]
• SOUTHWESTERN U.S.A.: United States [California, Nevada (s.)]
• NORTHERN MEXICO: Mexico [Chihuahua, Coahuila de Zaragoza, Durango, Nuevo León, San Luis Potosí, Sinaloa, Sonora, Tamaulipas, Zacatecas, Baja California (Norte), Baja California Sur]
• SOUTHERN MEXICO: Mexico [Aguascalientes, Campeche, Chiapas, Colima, Guanajuato, Guerrero, Hidalgo, Jalisco, México, Michoacán de Ocampo, Morelos, Nayarit, Oaxaca, Puebla, Querétaro, Quintana Roo, Tabasco, Tlaxcala, Veracruz de Ignacio de la Llave, Yucatán, Ciudad de México]

Southern America

• CARIBBEAN: Antigua and Barbuda, Bahamas, Barbados, Cuba, Dominica, Grenada, Guadeloupe, Hispaniola, Jamaica, Martinique, Montserrat, St. Kitts and Nevis, St. Lucia, St. Vincent and Grenadines, United States [Puerto Rico]
• CENTRAL AMERICA: Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama
• NORTHERN SOUTH AMERICA: French Guiana, Guyana, Suriname, Venezuela
• BRAZIL: Brazil
• WESTERN SOUTH AMERICA: Bolivia, Colombia, Ecuador, Peru
• SOUTHERN SOUTH AMERICA: Argentina, Chile, Paraguay, Uruguay


Naturalized (natzd. elsewhere)

References:

1. Catasús Guerra, L. J. 2002. Las gramíneas (Poaceae) de Cuba, II. Cavanillesia Altera 3:1-163. Note: = Setaria geniculata (Lam.) P. Beauv.
2. 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
3. Davidse, G. et al., eds. 1994. Flora mesoamericana.
4. FNA Editorial Committee. 1993-. Flora of North America.
5. Foreman, D. B. & N. G. Walsh. 1993-. Flora of Victoria. Note: = Setaria gracilis
6. Gandhi, K. N. & M. E. Barkworth. 2003. Nomenclatural and taxonomic review of knotroot bristle grass (Setaria parviflora, Gramineae). Rhodora 105:197-204.
7. Görts-van Rijn, A. R. A., ed. 1986-. Flora of the Guianas.
8. Holm, L. et al. 1979. A geographical atlas of world weeds Note: = Setaria geniculata (Lam.) P. Beauv.
9. Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
10. Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland.
11. Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
12. Renvoize, S. A. 1998. Gramineas de Bolivia
13. Sell, P. & G. Murrell. 1996-. Flora of Great Britain and Ireland.
14. Tovar, Ó. 1993. Las gramíneas (Poaceae) del Perú. Ruizia 13:387. Note: = Setaria geniculata (Lam.) P. Beauv.
15. Veldkamp, J. F. 1994. Miscellaneous notes on southeast Asian Gramineae: 9. Setaria and Paspalidium. Blumea 39:379.
16. Vibrans, H., ed. Malezas de México (on-line resource). URL: http://www.conabio.gob.mx/malezasdemexico/poaceae/setaria-parviflora/fichas/pagina1.htm target='_blank'
17. Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902.
18. Wofford, B. E. Database of Tennessee vascular plants (on-line resource). URL: https://herbarium.utk.edu/vascular/vascular-database.php?CategoryID=Monocots&FamilyID=Poaceae&GenusID=Setaria&SpeciesID=parviflora target='_blank'
19. Wunderlin, R. & B. Hansen. Atlas of Florida vascular plants (on-line resource).
20. Zuloaga, F. O. et al. 1994. Catálogo de la familia Poaceae en la República Argentina. Monogr. Syst. Bot. Missouri Bot. Gard. 47
21. Zuloaga, F. O. et al. 2003. Catalogue of New World grasses (Poaceae): III. Subfamilies Panicoideae, Aristidoideae, Arundinoideae, and Danthonioideae. Contr. U.S. Natl. Herb. 46:582.

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=317164. Accessed 1 July 2024.