Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : amali
Synonym(s) of Sc. name: Amaranthus flexuosus Ambrosi, Amaranthus viridis L. Amaranthus lividus L., Amaranthus ascendens Loiseleur
Classification: Amaranthaceae, Dicotyledonous
Common name: purplish amaranth
Synonym(s) of Common name:
Name per country: DE : Bleifarbener Amarant ; ES : bledo de europa ; FR : amarante livide ; IT : amaranto livido ; PT : ; EN : purplish amaranth ; NL : kleine majer ;
Biological type: Annual
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- Cotyledons elliptical, rounded tip, more or less petiolate.
- Entire leaves, elliptical to ovate with entire margin, lower face purple red.
- Height: 20 80 cm.
- Stem decumbent, branching, completely glabrous, finely striated.
- Leaves entire ovate constricted at tip, in general with brown markings. Leaves are small (5 15 mm) petiolate rounded, rhomboidal with notch on edge and awn often whitish or reddish on lamina, margin sometimes undulate.
- Flowers grouped in vertical axils, in false terminal spikes. Unisex, apetalous, spiciform. Bracteoles pointed whitish and membranous.
- Fruit elliptical, large, compressed, slightly wrinkled, pilate in length, irregularly dehiscent. Perianth 4 5 pieces. Leaf sheath 1 2 mm, dark brown to black, shiny.
- Frequency: rare in crops. Triazine resistant populations exist in France, Sweden, Spain. Plant sometimes consumed like spinach under the name of "bride malabare"* [France]. Plant refreshing emollient and slightly astringent.
- Risk of confusion with Amaranthus hybridus L. and Amaranthus bliotoides S. Watson.
- Biological type: annual.
Mistake with : Amaranthus hybridus , Amaranthus blitoides
Ecological profile (click on flags):
Rare
Present
Rare
Rare
Present
