Kingdom:
Phylum:
Angiosperms
Order:
Caryophyllales
Species:
retroflexus
ID:
531115

Status:
valid

Authors:
L.

Source:
cmp

Year:
1753

Citation Micro:
Sp. Pl. : 991 (1753)

WFO Identifier:
wfo-0000530447

Common Names

  • Redroot Amaranth
  • Redroot Amaranthus
  • Redroot

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Synonyms

  • Amaranthus bulgaricus Kov. [unknown]
  • Amaranthus bullatus Besser ex Spreng. [unknown]
  • Amaranthus curvifolius Spreng. [unknown]
  • Amaranthus delilei Richter & Loret [unknown]
  • Amaranthus johnstonii Kov. [unknown]
  • Amaranthus recurvatus Desf. [unknown]
  • Amaranthus retroflexus delilei (Richt. & Loret) Thell. [unknown]
  • Amaranthus retroflexus delilei (Richt. & Loret) Tzvelev [unknown]
  • Amaranthus retroflexus rubricaulis Thell. in Asch. & Graebn. [unknown]
  • Amaranthus retroflexus rubricaulis Thell. ex Probst [unknown]
  • Amaranthus retroflexus salicifolius I.M.Johnst. [unknown]
  • Amaranthus rigidus Schult. ex Steud. [unknown]
  • Amaranthus spicatus Lam. [unknown]
  • Amaranthus strictus Ten. [unknown]
  • Galliaria retroflexa (L.) Nieuwl. [unknown]
  • Galliaria scabra Bubani [unknown]
  • Amaranthus retroflexus retroflexus [unknown]

Description

Amaranthus retroflexus (also called Redroot Amaranth, among many other common names) is an annual herbaceous plant that grows up to 1.2 m tall. It is native to temperate and subtropical regions of the Americas, and its habitats include roadsides, fields, and disturbed areas. It has ovate to lanceolate leaves and small, greenish-white flowers.

Uses & Benefits

Amaranthus retroflexus is used as an ornamental plant and is also used in traditional medicine to treat fever, pain, and inflammation.

Flower, Seeds and Seedlings

The flower of Amaranthus retroflexus is a small, greenish-white spikelet. The seed is a small, black, oval-shaped nutlet. The seedlings are short and erect, with a single seed leaf.

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Cultivation and Propagation

Amaranthus retroflexus is a fast-growing annual plant that can reach up to 1.5 m in height. It is best grown in full sun and prefers well-drained soil. Propagation is by seed, which should be sown in spring or early summer. The seed should be sown directly into the ground or into trays and transplanted when large enough to handle. The seedlings should be thinned to a spacing of 30 cm.

Where to Find Amaranthus retroflexus

Amaranthus retroflexus can be found in the United States, Canada, and Mexico.

Amaranthus retroflexus FAQ

What is the scientific name of Amaranthus retroflexus?

Amaranthus retroflexus

What is the common name of Amaranthus retroflexus?

Redroot Pigweed

What is the growth habit of Amaranthus retroflexus?

Amaranthus retroflexus is an annual herb that grows up to 3 feet tall

Species in the Amaranthus genus

Amaranthus hunzikeri, Amaranthus acanthobracteatus, Amaranthus acanthochiton, Amaranthus adulterinus, Amaranthus albus, Amaranthus anderssonii, Amaranthus arenicola, Amaranthus asplundii, Amaranthus atropurpureus, Amaranthus aureus, Amaranthus australis, Amaranthus bahiensis, Amaranthus bigelowii, Amaranthus blitoides, Amaranthus blitum, Amaranthus brandegeei, Amaranthus brasiliensis, Amaranthus brownii, Amaranthus budensis, Amaranthus californicus, Amaranthus campestris, Amaranthus cannabinus, Amaranthus capensis, Amaranthus caracasanus, Amaranthus cardenasianus, Amaranthus caturus, Amaranthus caudatus, Amaranthus celosioides, Amaranthus chihuahensis, Amaranthus clementii, Amaranthus cochleitepalus, Amaranthus commutatus, Amaranthus congestus, Amaranthus crassipes, Amaranthus crispus, Amaranthus cruentus, Amaranthus cuspidifolius, Amaranthus deflexus, Amaranthus dinteri, Amaranthus dubius, Amaranthus fimbriatus, Amaranthus floridanus, Amaranthus furcatus, Amaranthus graecizans, Amaranthus grandiflorus, Amaranthus greggii, Amaranthus haughtii, Amaranthus hybridus, Amaranthus hypochondriacus, Amaranthus interruptus,

Species in the Amaranthaceae family

Achyranthes arborescens, Achyranthes aspera, Achyranthes bidentata, Achyranthes diandra, Achyranthes fasciculata, Achyranthes mangarevica, Achyranthes marchionica, Achyranthes margaretarum, Achyranthes mutica, Achyranthes splendens, Achyranthes talbotii, Achyranthes shahii, Achyropsis avicularis, Achyropsis filifolia, Achyropsis fruticulosa, Achyropsis gracilis, Achyropsis laniceps, Achyropsis leptostachya, Acroglochin obtusifolia, Acroglochin persicarioides, Aerva artemisioides, Aerva caudata, Aerva congesta, Aerva coriacea, Aerva edulis, Aerva glabrata, Aerva humbertii, Aerva javanica, Aerva lanata, Aerva leucura, Aerva madagassica, Aerva microphylla, Aerva monsonia, Aerva radicans, Aerva revoluta, Aerva sanguinolenta, Aerva timorensis, Aerva triangularifolia, Aerva villosa, Aerva wightii, Agathophora alopecuroides, Agriophyllum lateriflorum, Agriophyllum latifolium, Agriophyllum minus, Agriophyllum montasirii, Agriophyllum paletzkianum, Agriophyllum squarrosum, Allenrolfea occidentalis, Allenrolfea patagonica, Allenrolfea vaginata,

References