bastard indigo
| Noun | 1. | bastard indigo - East Indian shrub Synonyms: Tephrosia purpurea |
| 2. |  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 flowersSynonyms: Amorpha fruticosa, false indigo | |
| 3. | bastard indigo - an erect to spreading hairy shrub of the Pacific coast of the United States having racemes of red to indigo flowers Synonyms: Amorpha californica, false indigo |