| Name | Opuntia insularis Stewart |
| Authorship | Stewart |
| Rank | Species |
| Placed in | Opuntia |
| Citation | 1911 Proc. Calif. Acad. Sci. Series 4, 1: 113 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Opuntia insularis Stewart |
| Identification made in | [no date] (1) |