| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Neosiphonia ferulacea | (Suhr ex J.Agardh) S.M.Guimarães & M.T.Fujii, 2004 | accepted name | Yes | senior synonym |
new combination |
| Polysiphonia ferulacea | (Suhr ex J.Agardh) | synonym | No | senior synonym |
new combination |