| Name | Cotyledon rupestris Salisbury |
| Authorship | Salisbury |
| Rank | Species |
| Placed in | Cotyledon Linnaeus |
| Citation | 1796 Prodr. Stirp. Chap. Allerton 307 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Cotyledon rupestris Salisbury |
| Identification made in | [no date] (1) |