Flora of North America species comparison

blade margins deeply pinnatifid.

petiolate or sessile;

blade base auriculate or not, margins entire, dentate, serrate, or pinnately lobed.

absent or simple.

usually ebracteate, often elongated in fruit.

actinomorphic;

sepals erect, ascending, or spreading, lateral pair saccate or not basally;

petals white, cream, yellow, pink, lilac, lavender, or purple, claw present, often distinct;

filaments unappendaged, not winged;

pollen 3-colpate.

(slenderly) lanceoloid, 15–24 mm, constricted at articulation, (weakly 4-angled or terete);

terminal segment less than 2 times length of proximal, apex acute.

silicles or siliques, dehiscent or indehiscent, usually segmented, usually latiseptate or terete (subterete or 4-angled in Erucastrum) [angustiseptate];

ovules (1–)2–276[–numerous] per ovary;

style usually distinct (absent in Cakile, obscure in Carrichtera, obsolete in Eruca);

stigma entire or strongly 2-lobed (sometimes slightly 2-lobed in Cakile).

biseriate, uniseriate, or aseriate;

cotyledons usually conduplicate, rarely accumbent or incumbent (in Cakile).