Amaranthus retroflexus L.

AMARANTHACEAE

- Amaranth family (Angiosperms - Flowering plants)

Taxon Page:

Name: Amaranthus retroflexus L.

Nomencl. ref.: Sp. Pl.: 991 (1753)
Rank: species

Images of Amaranthus retroflexus

Common names

U.S. name: Redroot amaranth

English name: American pigweed

English name: carelessweed

Spanish name: amaranto común

French name: amarante réfléchie

Italian name: Amaranto comune

German name: zurückgekrümmter Fuchsschwanz

Grown habit: Forb/herb
Duration: Annual

Synonyms:
= Amaranthus retroflexus L. var. salicifolius I.M. Johnst.

Subspecies / Varieties:
1) Amaranthus retroflexus L. var. powellii (S. Watson) B. Boivin
2) Amaranthus retroflexus L. var. salicifolius I.M. Johnst.

TAXONOMY

Kingdom: Plantae
Subkingdom: Tracheobionta
Superdivision: Spermatophyta
Division: Magnoliophyta
Class: Magnoliopsida
Subclass: Caryophyllidae
Order: Caryophyllales
Family: Amaranthaceae
Genus: Amaranthus
Species:

Page counter: 1761 ( AVG: 222 / 291.019 )

Gallery:

Amaranthus retroflexus
Credit: Photo by Pancrazio Campagna

Amaranthus retroflexus
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 2.

Amaranthus retroflexus
Credit: Photo by Patrizia Ferrari

Amaranthus retroflexus
Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Comune di Trieste, Monte Valerio, nelle vicinanze degli istituti universitari. , TS, FVG, Italia, - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License

Amaranthus retroflexus
Credit: Photo by Pierfranco Arrigoni - Valmadrera (LC)

Amaranthus retroflexus
Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Comune di Concordia Sagittaria, località Cavanella, ai margini del Lemene. , VE, Veneto, Italia, - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License

Amaranthus retroflexus
Credit: Photo by Aldo De Bastiani

Amaranthus retroflexus

Amaranthus retroflexus
Credit: Photo by Pancrazio Campagna

Amaranthus retroflexus

Amaranthus retroflexus
Dipartimento di Scienze della Vita, Università di Trieste - Progetto Dryades - Picture by Andrea Moro - Comune di Pontebba, lungo la strada per il Passo di Pramollo. , UD, FVG, Italia, - Image licensed under a Creative Commons Attribution Non Commercial Share-Alike 3.0 License

Amaranthus retroflexus

Amaranthus retroflexus
Credit: Photo by Patrizia Ferrari

Amaranthus retroflexus

Amaranthus retroflexus
Credit: Photo by Pierfranco Arrigoni - Valmadrera (LC)

Amaranthus retroflexus

Amaranthus retroflexus
Credit: Photo by Pierfranco Arrigoni - Valmadrera (LC)

Amaranthus retroflexus
Steve Hurst - USDA-NRCS PLANTS Database - Not copyrighted image

Amaranthus retroflexus
Credit: Photo by Aldo De Bastiani

Amaranthus retroflexus
Otto Wilhelm Thomé: Flora von Deutschland, Österreich und der Schweiz (1885) - Permission granted to use under GFDL by Kurt Stueber. Source: www.biolib.de Permission is granted to copy, distribute and/or modify this image under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled "GNU Free Documentation License".

Amaranthus retroflexus
Credit: Photo by Pancrazio Campagna

Search for more information on the Web

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Links:
- The New Plantfinder - Images and local names of vascular plants - Project Dryades / KeyToNature, coordinated by the Department of Life Sciences, University of Trieste
- Lichens - Interactive identification keys to the lichens
- Acta Plantarum - Forum and Image Gallery (Plants, Animals, Mushrooms)

Distribution in USA and Canada (*)
USA (AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY), CAN (AB, BC, MB, NB, NF, NS, NT, ON, PE, QC, SK), FRA (SPM)

Distributional map for Amaranthus retroflexus L.
Map for Amaranthus retroflexus L.
(*) USDA, NRCS. 2009. The PLANTS Database (http://plants.usda.gov, 28 August 2009). National Plant Data Center, Baton Rouge, LA 70874-4490 USA

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More species:
1) Amaranthus retroflexus L. var. powellii (S. Watson) B. Boivin [145]
2) Amaranthus retroflexus L. var. salicifolius I.M. Johnst. [132]
3) Amaranthus rudis Sauer [203]
4) Amaranthus tamariscinus auct. non Nutt. [169]
5) Amaranthus torreyi auct. non (A. Gray) Benth. ex S. Watson [109]
6) Amaranthus tuberculatus (Moq.) Sauer [2820]
7) Amaranthus viridis L. [1620]
8) Amarella plebeja (Ledeb. ex Spreng.) Greene var. holmii (Wettst.) Rydb. [89]
9) Amaryllis punicea Lam. [143]
10) Amblystegiella confervoides (Brid.) Loeske [111]

26-Apr-2024 - Week-17