Glabrous or hairy, biennial or perennial herbs, with stout or thin taproots. Lvs usually 1-2-pinnate, rarely simple and serrate; segments usually broad. Umbels compound, pedunculate; bracts and bracteoles 0, or few, entire and often caducous. Petals yellow or whitish red, regular, with apex entire and inflexed; calyx teeth 0. Fr. ellipsoid to globose, strongly flattened dorsally, not beaked, spineless but sometimes hispid; commissure broad; ribs 5 per mericarp, the dorsal slender, the lateral with a thin wing; lateral wings of opposing mericarps appressed; vittae broad, 1-(2) in furrows; dorsal vittae almost as long as fr.