| Name | Gigartina cranwellae Laing ex V. J. Chapman |
| Authorship | Laing ex V. J. Chapman |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Gigartina Stackhouse |
| Remarks | Created from Taxon Name Import: Gigartina cranwellae Laing ex V. J. Chapman |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Gigartina cranwellae Laing ex V. J. Chapman |
| Identification made in | [no date] (1) |