| 1 | Herbs perennial, usually with a conspicuous rhizome. | |
| 2 | Cd treatments affected the quality of lotus root significantly. | |
| 3 | Rhizomes consistently short necked, culms always forming a single clump. | |
| 4 | Many species have perennating organs such as bulbs, corms, or rhizomes . | |
| 5 | Sometimes outward growth involves STOLONS or RHIZOMES or the budding of BULBS or CORMS. |