Weed Science & Agronomy
INRA-Dijon
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Unité de Malherbologie & Agronomie Weed Science & Agronomy INRA-Dijon |
Bayer Code : ephfa
Synonym(s) of Sc. name:
Classification: Euphorbiaceae, Dicotyledonous
Common name: sickle spurge
Synonym(s) of Common name:
Name per country: DE : Sichel-Wolfsmilch ; ES : lechetrezna tonta ; FR : euphorbe en faux ; IT : euforbia falcata ; PT : leiteira-das-três-quilhas ; EN : sickle spurge ;
Biological type: Annual
.
- Cotyledons elliptic to ovate, rounded tip, more or less stalked.
- Leaves entire, lanceolate, more or less toothed.
- Height: 10-40 cm. Plant glabrous, glaucous with a tap- root.
- Stem branched near the base, erect.
- Leaves lower opposite, later alternate. Leaves lanceolate, entire-margined, mostly green-blue. Lower leaves spatulate, broad and small, the upper and median lanceolate-cuneate, tapered into a thin point, early fall, glaucous. Whitish latex.
- Flowers yellow-green with a yellow crescent-shaped gland, in 3-5 rayed terminal umbel with numerous axillary flowering branches. Bracts ovate, mucronate.
- Fruit : capsule 3-angled, glabrous, keeled. Seeds grey, keg-like, sub-4-angled; red-brown and deep furrows on the sides.
- Rare in crops.
- Biological type: Annual.
Ecological profile (click on flags):
Rare
Rare
Rare
Present
Rare
