Annual or perennial herbs. Leaves lobed; basal leaves pinnately lobed or pinnate, with large terminal lobe, stem leaves smaller. Inflorescence a branched raceme. Sepals half spreading; petals with short claw, yellow, dark-veined; stamens 6; ovary sessile. Fruit sessile, short (less than 3 times as long as broad), indehiscent, differentiated into 2 segments; lower segment cylindric, sterile or with 1(–3) seeds; stigma sometimes bilobed; upper segment globular, 1-seeded, beaked; seeds of 2 sorts, the upper seed ovoid, the lower seed(s) smaller, aborted or absent.
2–4 species of the Mediterranean region to western Asia; 1 species naturalised in Australia.