| Name | Opuntia spinosissima Miller |
| Authorship | Miller |
| Rank | Species |
| Placed in | Opuntia |
| Citation | 1768 Gard. Dict., ed. 8 no. 88 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Opuntia spinosissima Miller |
| Identification made in | [no date] (2) |