Perennial taprooted herbs, sometimes woody below. Hairs appressed, medifixed or branched. Stems erect, leafy. Lvs simple, entire or distantly toothed. Racemes ebracteate. Sepals erect, the inner saccate. Petals usually yellow or red, brown or purple. Stamens 6, without appendages. Lateral nectaries 4, paired at bases of single stamens; median nectaries 0. Style short; stigma 2-lobed, with lobes spreading. Silique linear, dehiscent; valves 1-veined; beak 0. Seeds oblong, sometimes winged, in 1-2 rows per locule.

Annual to perennial taprooted herbs. Hairs branched, medifixed or stellate. Stems erect, leafy. Lvs simple, toothed to pinnatifid. Racemes ebracteate, often ± corymbose. Sepals erect, the inner usually saccate, the outer often horned at apex. Petals yellow or purple. Stamens 6, without appendages. Lateral nectaries 4, median 2, between stamen bases. Style up to (⅓) valve length; stigma capitate or slightly 2-lobed. Silique linear to narrow-oblong, dehiscent; valves 1-veined; beak 0. Seeds oblong, sometimes winged, in 1 row per locule.