Trees, shrubs or herbs. Leaf paripinnate, leaflets entire, stipels present or absent; stipules caducous. Inflorescence an axillary raceme. Pedicel present; bract and bracteoles mostly caducous. Calyx tube truncate or lobed or toothed, teeth subequal, shorter than the tube. Corolla glabrous. Stamens 9+1, vexillary stamen free, anthers uniform. Ovary often stipitate, ovules numerous, style in-curved, stigma capitate. Fruit long, dehiscent, transversely septate, 8-50-seeded.