Annual or perennial herbs, subshrubs or shrubs. Stipules present, stipels 0. Leaves alternate or ± paripinnate, 2-many-foliolate. Leaflets subopposite to alternate, asymmetric at base. Inflorescences axillary, less often terminal or leaf-opposed. Bracts entire or 2-3-fid; bracteoles mostly deciduous. Calyx 2-lipped. Corolla usually yellow, orange-yellow or orange, often lined or flushed with purple. Pod linear or elliptic with 1-many articles, usually straight or curved.