Leguminous plants include both herbaceous and woody types. both shrubs and tree’;. Many of thex shrubs and twzs have been used as ornament&; many others hew the potential, in appearance and adaptation. to complement existing plantings. Most leguminous plants are capable of gmwth on soils lacking nitmgcn by forming symbiotic associations with bacteria (Khirohiwn) that iniect the plant root, form...