Amaranthus retroflexus L.
(Common Amaranth)

Taxonomic hierarchy:
SpeciesAmaranthus retroflexus (Common Amaranth)
GenusAmaranthus (amaranths, pigweeds)
FamilyAMARANTHACEAE (goosefoots, oraches, glassworts, amaranths & pigweeds)
OrderCARYOPHYLLALES (pinks, goosefoots and docks)
SubclassEU-DICOTS (dicotyledonous flowering plants)
ClassMAGNOLIOPSIDA (flowering plants)
PhylumTRACHEOPHYTA (vascular plants)
KingdomPLANTAE (plants)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Amaranthus retroflexus (Common Amaranth) :
1: Amaranthus retroflexus (Common Amaranth)
27 Sep 2014 OSGR: SU00 50° 50’ N, 1° 60’ W Vice County: Dorset (VC 9) England
In field margin beside game-bird Maize crop
Image 1: Inflorescence - white backgroundImage 2: Leaf - top surface - white backgroundImage 3: Leaf - under surface - white backgroundImage 4: PlantImage 5: Female flower (in fruit) - dissection with nut and calypter - highly enlarged - dark backgroundImage 6: Female flowers (in fruit) - highly enlarged - dark backgroundImage 7: Flowers - close-up - enlarged - white backgroundImage 8: Flowers - close-up - enlarged - white background (2)Image 9: Flowers - close-up - enlarged - white background (3)Image 10: Flowers - close-up - enlarged - white background (4)Image 11: Flowers - close-up - enlarged - white background (5)Image 12: Flowers - close-up - enlarged - white background (6)Image 13: Flowers - close-up - enlarged - white background (7)Image 14: Flowers - close-up - enlarged - white background (8)Image 15: Flowers - close-up - enlarged - white background (9)Image 16: Flowers - close-up - enlarged - white background (10)Image 17: Leaf - top surface - base - close-up - enlarged - white backgroundImage 18: Leaf - top surface - tip - close-up - enlarged - white backgroundImage 19: Leaf - top surface - tip - close-up - enlarged - white background (2)Image 20: Leaf - under surface - close-up - enlarged - white backgroundImage 21: Seeds - magnified - silver backgroundImage 22: Stem (below inflorescence) - close-up - enlarged - white backgroundImage 23: Stem (near base) - close-up - enlarged - white background
2: Amaranthus retroflexus (Common Amaranth)
27 Sep 2014 OSGR: SU00 50° 50’ N, 1° 60’ W Vice County: Dorset (VC 9) England
In field margin beside game-bird Maize crop
Image 1: Plant

Identification Works

AuthorYearTitleSource
Easy, G.M.S. 1979 Amaranthus species in Cambridgeshire: a preliminary examination BSBI News Vol 22: 17-20.

Amaranthus retroflexus (Common Amaranth) may also be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Amaranthus retroflexus (Common Amaranth)
BioInfoBioInfo (www.bioinfo.org.uk) has 3 host/parasite/foodplant and/or other relationships for Amaranthus retroflexus (Common Amaranth)
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