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Taxon: Amaranthus retroflexus L.

 
Genus: Amaranthus
Subgenus: Amaranthus
Family: Amaranthaceae
Nomen number: 2803
Place of publication: Sp. pl. 2:991. 1753
Link to protologue:
Typification: View in Linnean Typification Project
Name Verified on: 04-Feb-2003 by ARS Systematic Botanists. Last Changed: 04-Feb-2003
Species priority site is: North Central Regional PI Station (NC7)
Accessions: 32 (26 active, 24 available) in National Plant Germplasm System (GoogleMap)

Common names:

Economic Importance:

  • Environmental: potential as soil improver
  • Vertebrate poisons:
  • Weed: potential seed contaminant (fide Geigy Weed Tables. 1968)

Distributional Range:

    Native

    Northern America
    • EASTERN CANADA: Canada [New Brunswick, Nova Scotia, Ontario, Prince Edward Island, Quebec]
    • WESTERN CANADA: Canada [Alberta, Manitoba, Saskatchewan]
    • NORTHEASTERN U.S.A.: United States [Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia]
    • NORTH-CENTRAL U.S.A.: United States [Illinois, Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, Oklahoma, South Dakota, Wisconsin]
    • NORTHWESTERN U.S.A.: United States [Montana, Wyoming]
    • SOUTHEASTERN U.S.A.: United States [Alabama, Arkansas, Delaware, District of Columbia, Florida (http://www.plantatlas.usf.edu/main.asp?plantID=1624), Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee (http://tenn.bio.utk.edu/vascular/database/vascular-database.asp?CategoryID=Dicots&FamilyID=Amaranthaceae&GenusID=Amaranthus&SpeciesID=retroflexus), Virginia]
    • SOUTH-CENTRAL U.S.A.: United States [New Mexico, Texas]
    • NORTHERN MEXICO: Mexico [Baja Norte, Baja Sur, Chihuahua, Coahuila, Durango, Nuevo Leon, San Luis Potosi, Sinaloa, Sonora, Tamaulipas]
    • SOUTHERN MEXICO: Mexico [Chiapas, Colima, Jalisco, Mexico, Morelos, Nayarit, Oaxaca, Veracruz]


    Naturalized (natzd. nearly worldwide)

References:

  1. Aldén, B., S. Ryman, & M. Hjertson Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource on www.skud.info). 2012 (Kulturvaxtdatabas)
  2. Botanical Society of the British Isles BSBI taxon database (on-line resource). (BSBI)
  3. Brown, R. G. & M. L. Brown Herbaceous plants of Maryland. 1984 (HPl Mary)
  4. Browne, E. T. & R. Athey Vascular plants of Kentucky: an annotated checklist. 1992 (L Kentucky)
  5. Chan, K. F. & M. Sun 1997. Genetic diversity and relationships detected by isozyme and RAPD analysis of crop and wild species of Amaranthus Theor. Appl. Genet. 95:865-873.
  6. CIBA-GEIGY, Basel, Switzerland The CIBA-GEIGY Weed Tables. 1974 (Weed TabCIBA)
  7. Correll, D. S. & M. C. Johnston Manual of the vascular plants of Texas. 1970 (F Tex)
  8. Costea, M. et al. 2004. The biology of Canadian weeds. 130. Amaranthus retroflexus L., A. powellii S. Watson and A. hybridus L. Canad. J. Pl. Sci. 84:631-668.
  9. Duncan, W. H. & J. T. Kartesz Vascular flora of Georgia: an annotated checklist. (L Georgia)
  10. El-Hadidi, M. N. & M. S. Abdallah Flora of Egypt. (F Egypt Cairo)
  11. Erhardt, W. et al. Der große Zander: Enzyklopädie der Pflanzennamen. 2008 (Zander Ency)
  12. Feuillet, C. 1998. pers. comm. (pers. comm.)
  13. FNA Editorial Committee Flora of North America. (F NAmer)
  14. Gleason, H. A. & A. Cronquist Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2. 1991 (Glea Cron ed2)
  15. Groth, D. 2005. pers. comm. (pers. comm.)
  16. Holm, L. et al. A geographical atlas of world weeds. 1979 (Atlas WWeed)
  17. Integrated Botanical Information System (IBIS) Australian plant common name database (on-line resource). (Aust Pl Common Names)
  18. Kingsbury, J. M. Poisonous plants of the United States and Canada. (Kingsbury)
  19. Liberty Hyde Bailey Hortorium Hortus third. (Hortus 3)
  20. Magee, D. W. & H. E. Ahles Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York. (F NE US)
  21. McGregor, R. L. et al. (The Great Plains Flora Association) Flora of the Great Plains. (F GPlains)
  22. Mitich, L. W. 1997. Redroot pigweed (Amaranthus retroflexus) Weed Technol. 11:199-202.
  23. Munro, D. B. Canadian poisonous plants information system (on-line resource). (Can Poison Pl)
  24. Ohwi, J. Flora of Japan (Engl. ed.). (F JapanOhwi)
  25. Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource). (Pl Names)
  26. Radford, A. E. et al. Manual of the vascular flora of the Carolinas. (F Carolin)
  27. Rehm, S. Multilingual dictionary of agronomic plants. 1994 (Dict Rehm)
  28. Sauer, J. D. 1967. The grain amaranths and their relatives: a revised taxonomic and geographic survey Ann. Missouri Bot. Gard. 54:107.
  29. Tutin, T. G. et al., eds. Flora europaea, ed. 2. (F Eur ed2)
  30. Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico Rev. Mex. Biodivers. 87:559-902.
  31. Whitson, T. D. et al., eds. Weeds of the West, ed. 5. 1999 (Weeds West)
  32. Wu Zheng-yi & P. H. Raven et al., eds. Flora of China (English edition). (F ChinaEng)

Check other web resources for Amaranthus retroflexus L. :

  • Flora Europaea: Database of European Plants (ESFEDS)
  • Flora of North America: Collaborative Floristic Effort of North American Botanists
  • PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
  • BONAP North American Plant Atlas of the Biota of North America Program:
  • Flora of China: Online version from Harvard University
  • TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
  • Mansfeld: Mansfeld's World Databas of Agricultural and Horticultural Crops
  • ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
  • AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
  • Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.
  • PubAg: USDA's National Agricultural Library database of full-text journal articles and citations on the agricultural sciences.

Images:

  • Seed: U.S. National Seed Herbarium image

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2018. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?id=2803. Accessed 18 November 2018.