| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Caulerpa cupressoides | (Vahl) Agardh, 1823 | accepted name | Yes | senior synonym |
new combination |
| Caulerpa cupressoides var. flabellata | Børgesen | accepted name | No | senior synonym |
original combination |
| Caulerpa cupressoides var. turneri | Weber-van Bosse | accepted name | No | senior synonym |
original combination |
| Fucus cupressoides | West, 1802 | synonym | No | senior synonym |
original combination |