Taxon:  Tragus berteronianus Schult.



Summary
Genus:
Tragus
Family:
Poaceae (alt. Gramineae)
Subfamily:
Chloridoideae
Tribe:
Cynodonteae
Subtribe:
Traginae
Nomen number:
36821
Place of publication:
Mant. 2:205.  1824
Comment:
this spelling not correctible to "berteroana" (seeShenzhen ICN Art. 60, Ex. 30)
Verified:
05/11/1996 ARS Systematic Botanists.
Accessions:
5 (1  active, 1  available) in National Plant Germplasm System.  (Map it)
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Heterotypic Synonym(s)
Lappago aliena Spreng.
Nazia aliena (Spreng.) Scribn.

Images (1 total. Click on image for more.)
Spikelets and/or florets

Conservation Status

Reference(s)
  1. Plants of southern Africa: an online checklist.
  2. Acevedo-Rodríguez, P. & M. T. Strong. Flora of the West Indies (on-line resource). Note: = "Tragus berteroanus"
  3. Botanical Society of the British Isles. BSBI taxon database (on-line resource).
  4. Boulos, L. 1995. Flora of Egypt checklist.
  5. Chinese Academy of Sciences. 1959-. Flora reipublicae popularis sinicae.
  6. 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
  7. Cufodontis, G. 1953-1972. Enumeratio plantarum aethiopiae: Spermatophyta.
  8. Davidse, G. et al., eds. 1994. Flora mesoamericana.
  9. FNA Editorial Committee. 1993-. Flora of North America.
  10. Gibbs-Russell, G. E. et al. 1990. Grasses of southern Africa. Mem. Bot. Surv. S. Africa vol. 58
  11. Giraldo-Cañas, D. 2011. Catálogo de la familia Poaceae en Colombia. Darwiniana 49:139-247.
  12. Harling, G. & B. Sparre, eds. 1973-. Flora of Ecuador.
  13. Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares. Note: as native
  14. Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2.
  15. Migahid, A. M. 1988-1990. Flora of Saudi Arabia, ed. 3.
  16. Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan.
  17. Peterson, P. M. et al. 2001. Catalogue of New World grasses (Poaceae): II. Subfamily Chloridoideae. Contr. U.S. Natl. Herb. 41:220.
  18. Rechinger, K. H., ed. 1963-. Flora iranica.
  19. Thulin, M., ed. 1993-. Flora of Somalia.
  20. Tovar, Ó. 1993. Las gramíneas (Poaceae) del Perú. Ruizia 13:295-296.
  21. Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa.
  22. Villaseñor, J. L. & F. J. Espinoza-Garcia. 2004. The alien flowering plants of Mexico. Diversity & Distrib. 10:113-123.
  23. Wagner, W. L. et al. Flora of the Hawaiian Islands (on-line resource).
  24. Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
  25. Zuloaga, F. O. et al. 1994. Catálogo de la familia Poaceae en la República Argentina. Monogr. Syst. Bot. Missouri Bot. Gard. 47
Common names
LanguageNameAlternate namenoteseqCitation
EnglishAfrican bur grass  1Botanical Society of the British Isles. BSBI taxon database (on-line resource).
Englishsmall carrot-seed grass  1Gibbs-Russell, G. E. et al. 1990. Grasses of southern Africa. Mem. Bot. Surv. S. Africa vol. 58
Englishspike bur grass  1FNA Editorial Committee. 1993-. Flora of North America.
Distribution
order_codeStatusContinentSubcontinentCountryStateNoteReference
1NativeAfricaEast Tropical AfricaKenya  Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa.
1NativeAfricaEast Tropical AfricaTanzania  Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa.
1NativeAfricaEast Tropical AfricaUganda  Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa.
1NativeAfricaNortheast Tropical AfricaEthiopia   
1NativeAfricaNortheast Tropical AfricaSomalia  Thulin, M., ed. 1993-. Flora of Somalia.
1NativeAfricaNortheast Tropical AfricaSudan   
1NativeAfricaNorthern AfricaEgypt  Boulos, L. 1995. Flora of Egypt checklist.
1NativeAfricaSouth Tropical AfricaAngola   
1NativeAfricaSouth Tropical AfricaMalawi   
1NativeAfricaSouth Tropical AfricaMozambique   
1NativeAfricaSouth Tropical AfricaZimbabwe   
1NativeAfricaSouthern AfricaBotswana  Plants of southern Africa: an online checklist.
1NativeAfricaSouthern AfricaEswatini  Plants of southern Africa: an online checklist.
1NativeAfricaSouthern AfricaNamibia  Plants of southern Africa: an online checklist.
1NativeAfricaSouthern AfricaSouth Africa throughoutPlants of southern Africa: an online checklist.
1NativeAfricaWest Tropical AfricaBurkina Faso  Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2.
1NativeAfricaWest Tropical AfricaMali  Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2.
1NativeAsia-TemperateArabian PeninsulaSaudi Arabia  Migahid, A. M. 1988-1990. Flora of Saudi Arabia, ed. 3.
1NativeAsia-TemperateChinaChina  Chinese Academy of Sciences. 1959-. Flora reipublicae popularis sinicae.
1NativeAsia-TemperateWestern AsiaAfghanistan  Rechinger, K. H., ed. 1963-. Flora iranica.
1NativeAsia-TemperateWestern AsiaIran  Rechinger, K. H., ed. 1963-. Flora iranica.
1NativeAsia-TropicalIndian SubcontinentPakistan  Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan.
4NaturalizedNorthern America Mexico  Villaseñor, J. L. & F. J. Espinoza-Garcia. 2004. The alien flowering plants of Mexico. Diversity & Distrib. 10:113-123.
4NaturalizedPacificNorth-Central PacificUnited StatesHawaii Wagner, W. L. et al. Flora of the Hawaiian Islands (on-line resource).
4NaturalizedSouthern AmericaCaribbeanBahamas  Acevedo-Rodríguez, P. & M. T. Strong. Flora of the West Indies (on-line resource). Note: = "Tragus berteroanus"
4NaturalizedSouthern AmericaCaribbeanCuba  Acevedo-Rodríguez, P. & M. T. Strong. Flora of the West Indies (on-line resource). Note: = "Tragus berteroanus"
4NaturalizedSouthern AmericaCaribbeanJamaica  Acevedo-Rodríguez, P. & M. T. Strong. Flora of the West Indies (on-line resource). Note: = "Tragus berteroanus"
4NaturalizedSouthern AmericaCaribbeanUnited StatesPuerto Rico Acevedo-Rodríguez, P. & M. T. Strong. Flora of the West Indies (on-line resource). Note: = "Tragus berteroanus"
4NaturalizedSouthern AmericaCaribbeanUnited StatesVirgin Islands, U.S. Acevedo-Rodríguez, P. & M. T. Strong. Flora of the West Indies (on-line resource). Note: = "Tragus berteroanus"
4NaturalizedSouthern AmericaCaribbeanUnited StatesVirgin Islands, U.S. Acevedo-Rodríguez, P. & M. T. Strong. Flora of the West Indies (on-line resource). Note: = "Tragus berteroanus"
4NaturalizedSouthern AmericaNorthern South AmericaVenezuela  Peterson, P. M. et al. 2001. Catalogue of New World grasses (Poaceae): II. Subfamily Chloridoideae. Contr. U.S. Natl. Herb. 41:220.
4NaturalizedSouthern AmericaWestern South AmericaBolivia  Peterson, P. M. et al. 2001. Catalogue of New World grasses (Poaceae): II. Subfamily Chloridoideae. Contr. U.S. Natl. Herb. 41:220.
4NaturalizedSouthern AmericaWestern South AmericaColombia  Giraldo-Cañas, D. 2011. Catálogo de la familia Poaceae en Colombia. Darwiniana 49:139-247.
4NaturalizedSouthern AmericaWestern South AmericaPeru  Tovar, Ó. 1993. Las gramíneas (Poaceae) del Perú. Ruizia 13:295-296.
Native
Africa
  • NORTHERN AFRICA: Egypt
  • NORTHEAST TROPICAL AFRICA: Ethiopia, Sudan, Somalia
  • EAST TROPICAL AFRICA: Kenya, Tanzania, Uganda
  • WEST TROPICAL AFRICA: Burkina Faso, Mali
  • SOUTH TROPICAL AFRICA: Angola, Mozambique, Malawi, Zimbabwe
  • SOUTHERN AFRICA: Botswana, Namibia, Eswatini, South Africa (throughout)
Asia-Temperate
  • ARABIAN PENINSULA: Saudi Arabia
  • WESTERN ASIA: Afghanistan, Iran
  • CHINA: China
Asia-Tropical
  • INDIAN SUBCONTINENT: Pakistan
Naturalized
Northern America
  • REGION: Mexico
Pacific
  • NORTH-CENTRAL PACIFIC: United States [Hawaii]
Southern America
  • CARIBBEAN: Bahamas, Cuba, Jamaica, United States [Puerto Rico, Virgin Islands, U.S., Virgin Islands, U.S.]
  • NORTHERN SOUTH AMERICA: Venezuela
  • WESTERN SOUTH AMERICA: Bolivia, Colombia, Peru

Reference(s)
  1. Plants of southern Africa: an online checklist.
  2. Acevedo-Rodríguez, P. & M. T. Strong. Flora of the West Indies (on-line resource). Note: = "Tragus berteroanus"
  3. Boulos, L. 1995. Flora of Egypt checklist.
  4. Chinese Academy of Sciences. 1959-. Flora reipublicae popularis sinicae.
  5. Giraldo-Cañas, D. 2011. Catálogo de la familia Poaceae en Colombia. Darwiniana 49:139-247.
  6. Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2.
  7. Migahid, A. M. 1988-1990. Flora of Saudi Arabia, ed. 3.
  8. Nasir, E. & S. I. Ali, eds. 1970-. Flora of [West] Pakistan.
  9. Peterson, P. M. et al. 2001. Catalogue of New World grasses (Poaceae): II. Subfamily Chloridoideae. Contr. U.S. Natl. Herb. 41:220.
  10. Rechinger, K. H., ed. 1963-. Flora iranica.
  11. Thulin, M., ed. 1993-. Flora of Somalia.
  12. Tovar, Ó. 1993. Las gramíneas (Poaceae) del Perú. Ruizia 13:295-296.
  13. Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa.
  14. Villaseñor, J. L. & F. J. Espinoza-Garcia. 2004. The alien flowering plants of Mexico. Diversity & Distrib. 10:113-123.
  15. Wagner, W. L. et al. Flora of the Hawaiian Islands (on-line resource).
Economic Uses
UsageTypeNoteReference
Weed  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
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=36821. Accessed 17 April 2026.