Brassicaceae tribe Euclidieae
Mém. Mus. Hist. Nat. 7: 236. 1821.
Annuals or perennials [shrubs or subshrubs]; eglandular. Trichomes short-stalked or sessile, stellate, forked, dendritic, malpighiaceous, or simple, rarely absent. Cauline leaves (sometimes absent), usually petiolate or sessile, sometimes subsessile; blade base not auriculate, margins usually entire or dentate, rarely lobed. Racemes usually ebracteate, usually elongated in fruit. Flowers actinomorphic; sepals erect [ascending to spreading], lateral pair seldom saccate basally; petals white, pink, or purple [yellow], claw present, distinct or obscure; filaments unappendaged, not winged; pollen 3-colpate. Fruits silicles or siliques, usually dehiscent, unsegmented, terete or latiseptate [angustiseptate]; ovules 2–80[–numerous] per ovary; style distinct or obsolete; stigma entire or strongly 2-lobed. Seeds usually biseriate or uniseriate (aseriate in Euclidium); cotyledons accumbent or incumbent.
North America, Europe, Asia, n Africa.
Genera 13, species 115 (3 genera, 9 species in the flora).