Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : medpo
Synonym(s) of Sc. name: Medicago denticulata Willd., Medicago hispida Geartner Medicago lappacea Desr., Medicago nigra (L.) Krocker , Medicago polycarpa Willd.
Classification: Leguminosae, Dicotyledonous
Common name: toothed medick
Synonym(s) of Common name:
Name per country: DE : Gemeiner Schneckenklee ; ES : carretones ; FR : luzerne polymorphe ; IT : erba medica polimorfa ; PT : carrapiço ; EN : toothed medick ;
Biological type: Annual, Biennial
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- Cotyledons elliptic to ovate, rounded tip, more or less stalked.
- First leaf rounded, obtuse at the base; the later 3-foliolate.
- Height: 15-50 cm.
- Stem prostrate or ascending, angular, hairless or more rarely with some short hairs.
- Leaves similar to those of trefoil, with a long and slender stalk, simple, terete. Leaflets toothed about in the upper part, with sometimes a brown or blackish blotch at the base. Stipules acute-laciniate.
- Flowers yellow solitary or usually 2-8 on flowering branches awnless at the top, about equalling the leaf. Standard longer than the keel.
- Fruit : pod disk-shaped, in a helix of 1.5-3.5 turns, 4-6 mm in diameter. Sides nearly flat, reticulate, with an outer border thin and with a furrow broken with spines on each side.
- Risk of confusion with other species of Medicago .
- Biological type: annual or biennial.
Mistake with: Medicago
Ecological profile (click on flags):
Rare
Present
Present
Present
Present
