Taxon: Amaranthus retroflexus L.

 
Genus: Amaranthus
  Subgenus: Amaranthus
Family: Amaranthaceae
Nomen number: 2803
Place of publication: Sp. pl. 2:991. 1753
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: 28 in National Plant Germplasm System (GoogleMap)

Common names:

Economic Importance:

  • Environmental: potential as soil improver (fide Can J Pl Sci 84:636. 2004)
  • Gene sources: tertiary genetic relative of Inca-wheat (based on probable affinities to Amaranthus caudatus fide Theor Appl Genet 95:871, 872. 1997)
  • Gene sources: tertiary genetic relative of prince's-feather (based on probable affinities to Amaranthus hypochondriacus fide Theor Appl Genet 95:871, 872. 1997)
  • Gene sources: tertiary genetic relative of purple amaranth (based on probable affinities to Amaranthus cruentus fide Theor Appl Genet 95:871, 872. 1997)
  • Vertebrate poisons: mammals (fide Kingsbury)
  • 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
    • North-Central U.S.A.: United States - Illinois, - Iowa, - Kansas, - Minnesota, - Missouri, - Nebraska, - North Dakota, - Oklahoma, - South Dakota, - Wisconsin
    • Northeastern U.S.A.: United States - Connecticut, - Indiana, - Maine, - Massachusetts, - Michigan, - New Hampshire, - New Jersey, - New York, - Ohio, - Pennsylvania, - Rhode Island, - Vermont, - West Virginia
    • Northern Mexico: Mexico - Baja Norte, - Baja Sur, - Chihuahua, - Coahuila, - Durango, - Nuevo Leon, - San Luis Potosi, - Sinaloa, - Sonora, - Tamaulipas
    • Northwestern U.S.A.: United States - Montana, - Wyoming
    • South-Central U.S.A.: United States - New Mexico, - Texas
    • Southeastern U.S.A.: United States - Alabama, - Arkansas, - Delaware, - District of Columbia, - Florida, - Georgia, - Kentucky, - Louisiana, - Maryland, - Mississippi, - North Carolina, - South Carolina, - Tennessee, - Virginia
    • Southern Mexico: Mexico - Chiapas, - Colima, - Jalisco, - Mexico, - Morelos, - Nayarit, - Oaxaca, - Veracruz
    • Western Canada: Canada - Alberta, - Manitoba, - Saskatchewan

  • Naturalized:

    . natzd. nearly worldwide

References:

  • Aldén, B., S. Ryman & M. Hjertson Våra kulturväxters namn - ursprung och användning. Formas, Stockholm (Handbook on Swedish cultivated and utility plants, their names and origin). 2009 (Vara kulturvaxt namn)
  • Botanical Society of the British Isles BSBI taxon database (on-line resource). (BSBI)
  • Brown, R. G. & M. L. Brown Herbaceous plants of Maryland. 1984 (HPl Mary)
  • Browne, E. T. & R. Athey Vascular plants of Kentucky: an annotated checklist. 1992 (L Kentucky)
  • 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.
  • CIBA-GEIGY, Basel, Switzerland The CIBA-GEIGY Weed Tables. 1974 (Weed TabCIBA)
  • Correll, D. S. & M. C. Johnston Manual of the vascular plants of Texas. 1970 (F Tex)
  • 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.
  • Duncan, W. H. & J. T. Kartesz Vascular flora of Georgia: an annotated checklist. 1981 (L Georgia)
  • El-Hadidi, M. N. & M. S. Abdallah Flora of Egypt. 1980- (F Egypt Cairo)
  • Erhardt, W. et al. Der große Zander: Enzyklopädie der Pflanzennamen. 2008 (Zander Ency)
  • Feuillet, C. 1998. pers. comm. (pers. comm.)
  • FNA Editorial Committee Flora of North America. 1993- (F NAmer)
  • Foster, S. & J. A. Duke A field guide to medicinal plants: Eastern/Central North America, 2nd ed. 2000 (EastC Med Pl)
  • Gleason, H. A. & A. Cronquist Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2. 1991 (Glea Cron ed2)
  • Groth, D. 2005. pers. comm. (pers. comm.)
  • Holm, L. et al. A geographical atlas of world weeds. 1979 (Atlas WWeed)
  • Integrated Botanical Information System (IBIS) Australian plant common name database (on-line resource). (Aust Pl Common Names)
  • Kingsbury, J. M. Poisonous plants of the United States and Canada. 1964 (Kingsbury)
  • Liberty Hyde Bailey Hortorium Hortus third. 1976 (Hortus 3)
  • Magee, D. W. & H. E. Ahles Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York. 1999 (F NE US)
  • McGregor, R. L. et al. (The Great Plains Flora Association) Flora of the Great Plains. 1986 (F GPlains)
  • Mitich, L. W. 1997. Redroot pigweed (Amaranthus retroflexus) Weed Technol. 11:199-202.
  • Moerman, D. Native American ethnobotany, ed. 5. 1998 (Nat Amer Ethnobot)
  • Munro, D. B. Canadian poisonous plants information system (on-line resource). (Can Poison Pl)
  • Ohwi, J. Flora of Japan (Engl. ed.). 1965 (F JapanOhwi)
  • Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource). (Pl Names)
  • Radford, A. E. et al. Manual of the vascular flora of the Carolinas. 1964 (F Carolin)
  • Rehm, S. Multilingual dictionary of agronomic plants. 1994 (Dict Rehm)
  • Sauer, J. D. 1967. The grain amaranths and their relatives: a revised taxonomic and geographic survey Ann. Missouri Bot. Gard. 54:107.
  • Tutin, T. G. et al., eds. Flora europaea, second edition. 1993 (F Eur ed2)
  • Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico Rev. Mex. Biodivers. in press.
  • Whitson, T. D. et al., eds. Weeds of the West, ed. 5. 1999 (Weeds West)
  • Wu Zheng-yi & P. H. Raven et al., eds. Flora of China (English edition). 1994- (F ChinaEng)

Check other web resources for Amaranthus retroflexus L. :

Images:

  • Seed: U.S. National Seed Herbarium image