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Edible Portion: Leaves, Oil, Seeds, Flowers

A cabbage family herb. It is an annual plant. It grows 1.5 m tall. It usually has a strong taproot. The stem is erect. The leaves have blue-green colour. The lower leaves have leaf stalks. The leaf blade is 5-20 cm long. The veins have some bristles. The upper leaves clasp the stem. Its blade is oblong or sword shaped. The petals are pale yellow. The pod is 5-10 cm long and slightly 4 angled. There is a beak 5-20 mm long which does not have seeds. The seeds are 1.5-2.5 mm wide. They are blueblack.