A annual herb. Leaves in basal rosette and cauline, lower petiolate, upper sessile; lamina variable, usually pinnately lobed, the lobes sometimes with 1-few short lobes, or subentire with remote teeth or sinuate. Flowers white, very small, in dense racemes. Siliculas tightly appressed to the stem, usually overlapping at least in the upper part of racemes, often somewhat wrapped around the stem ; up to 3.5 x 2.5 mm, deeply notched, the 2 apical lobes in the form of blunt triangular wings at the top.