| Name | Halimeda opuntia f. cordata (J. Agardh) E. S. Barton |
| Authorship | (J. Agardh) E. S. Barton |
| Rank | Forma |
| NomenclaturalStatus | Unknown |
| Placed in | Halimeda opuntia (Linnaeus) J. V. Lamouroux |
| Remarks | Created from Taxon Name Import: Halimeda opuntia f. cordata (J. Agardh) E. S. Barton |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Halimeda opuntia f. cordata (J. Agardh) E. S. Barton |
| Identification made in | [no date] (1) |