| Scientific Name | TSN | Taxon Author | Common Name | Name Source | Usage | Reason (ITIS) | Taxon Rank |
|---|
| Rhizosolenia eriense | 591065 | H. L. Sm. | | ITIS | not accepted | synonym of Urosolenia eriensis | Species |
| Rhizosolenia eriensis | 2915 | H. L. Sm. in Briggs | | ITIS | not accepted | synonym of Urosolenia eriensis | Species |
| Rhizosolenia eriensis var. eriensis | 2916 | H. L. Smith | | ITIS | not accepted | synonym of Urosolenia eriensis | Variety |
| Rhizosolenia gracilis | 2914 | H. L. Sm. | | ITIS | not accepted | synonym of Urosolenia eriensis | Species |
| Rhizosolenia longiseta | 2913 | Zach. | | ITIS | not accepted | synonym of Urosolenia longiseta | Species |
| Urosolenia eriensis | 590900 | (H. L. Sm.) Round & R. M. Crawford in Round, Crawford & Mann | | ITIS | accepted | | Species |
| Urosolenia longiseta | 590901 | (Zach.) M. B. Edlund & Stoermer | | ITIS | accepted | | Species |
