Definition that contains flood plain
- false indigo dense shrub of moist riverbanks and flood plains of the eastern United States having attractive fragrant foliage and dense racemes of dark purple flowers
- alluvial soil a fine-grained fertile soil deposited by water flowing over flood plains or in river beds
- amorpha fruticosa dense shrub of moist riverbanks and flood plains of the eastern United States having attractive fragrant foliage and dense racemes of dark purple flowers
- bastard indigo dense shrub of moist riverbanks and flood plains of the eastern United States having attractive fragrant foliage and dense racemes of dark purple flowers