Cakile Mill.

Upper article with a short stout blunt beak. Cotyledons accumbent Cakile

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Lower article of the fruit sagittate almost as wide as the upper one, with 2 blunt lateral horns at the top; upper article ovoid. Leaves pinnatisect with 2–4 pairs of lobes. Petals 8–14 mm long, white to purple. Sand dunes near the sea. Introd. from Europe. European Sea Rocket Cakile maritima

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Lower article of fruit scarcely sagittate, much narrower than the upper one, without lateral horns; upper article ellipsoid. Leaves lobed but not pinnatisect. Petals 4–8 mm long, white to lilac or pink. Sand dunes near the sea but becoming scarcer. Introd. from America. American Sea Rocket Cakile edentula