| Name | Radula quadrata Gottsche |
| Authorship | Gottsche |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Radula Dumortier |
| Citation | 1845 Syn. Hepat. 255 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Radula quadrata Gottsche |
| Identification made in | 2022 (2) |