Herbs or undershrubs, punctate with black, brown or pellucid glands. Leaf 1-3 or more foliolate, leaflets entire; stipules present. Inflorescence capitate, spicate, subracemose or fasciculate. Bracts membranous, bracteoles absent. Calyx lobes subequal or the lower lobes larger. Petals all clawed, keel incurved, obtuse. Stamens diadelphous 9+1 or monadelphous, vexillary stamen free or more or less connate with others; anthers uniform or slightly dimorphous. Ovary sessile or stipitate, 1-ovuled, style incurved, Stigma terminal. Fruit ovate, indehiscent, 1-seeded.