| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Aplidium triplex | (Sluiter, 1906) | accepted name | Yes | senior synonym |
new combination |
| Macroclinum triplex | unspecified | synonym | No | senior synonym |
|
| Psammaplidium triplex | unspecified | synonym | No | senior synonym |
|
| Synoicum triplex | unspecified | synonym | No | senior synonym |