Smooth mustard

Sisymbrium erysimoides

"Sisymbrium erysimoides", known as smooth mustard, is a plant in the family Brassicaceae. It is found on roadsides and wasteland, and as a weed of arable land. A native to western Mediterranean region, it is now well-established throughout the world.
Sisymbrium erysimoides  Geotagged,Sisymbrium erysimoides,Smooth mustard,United Arab Emirates,Winter

Appearance

Cool season annual, erect, glabrous or shortly pubescent herb 10–80 cm tall. Basal leaves are to 15 cm long, lyrate-pinnatifid, toothed, petiolate, reducing to lanceolate, mostly toothed. Flowerheads are paniculate. Sepals are 1–2 mm long and glabrous. Petals are 1–2.5 mm long, yellow to pale yellow. Siliqua are linear, straight, horizontal, 2.5–5 cm long, 1 mm wide and attenuate into a style; pedicels are thick and 2–5 mm long. Flowering is in late winter and spring.

Introduced in Australia where is now widespread in dry regions west of the Tablelands.

Food

Young leaves are eaten as salads.

References:

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Taxonomy
KingdomPlantae
DivisionAngiosperms
ClassEudicots
OrderBrassicales
FamilyBrassicaceae
GenusSisymbrium
SpeciesS. erysimoides
Photographed in
United Arab Emirates