Amaranthus retroflexus L., 1753

Common names

• 🇬🇧 Common Amaranth
• 🇫🇷 Amarante réfléchie, Amaranthe à racines rouges, Blé rouge

Taxonomy

• Kingdom: Plantae
• Clade: Tracheophytes
• Clade: Angiosperms
• Clade: Eudicots
• Clade: Superasterids
• Order: Caryophyllales
• Family: Amaranthaceae
• Subfamily: Amaranthoideae
• Tribe: Amarantheae
• Genus: Amaranthus
• Species: Amaranthus retroflexus

Presence

Introduced.

Conservation status

• Red List (Metropolitan France): NA Not Applicable

Notes

Possible confusion with A. hybridus L., 1753, whose stem is glabrous in its upper part, while that of A. retroflexus is tomentose.

Hybridizes with:

• A. cruentus L., 1759 to produce A. × adulterinus Thell., 1928, P;
• A. bouchonii Thell., 1926 to produce A. × ralletii Contré, 1947, P;
• A. powellii S.Watson, 1875 to produce A. × soproniensis Priszter & Kárpáti, 1949, P (het. syn. A. × ralletii nothosubsp. soproniensis (Priszter & Kárpáti) J.-M.Tison, 2021).

Photographs

Sources

• Tison, J.M., & de Foucault, B. (2014). Flora Gallica : Flore de France (p. 309). Biotope.