It is a common plant in the mustard family. This is an annual plant which grows in clumps or mounds in the sand on beaches and bluffs. The shiny leaves are fleshy, green and tinted with purple or magenta, and long-lobed. It has white to light purple flowers and sculpted, segmented, corky brown fruits one to three centimeters long. The fruits float and are water-dispersed.
It is widespread in Europe, especially on coastlines.
spanish name: oruga de mar, rabanillo marítimo