| Name | Opuntia basilaris var. treleasei (J. M. Coulter) J. M. Coulter ex Toumey |
| Authorship | (J. M. Coulter) J. M. Coulter ex Toumey |
| Rank | Variety |
| Placed in | Opuntia basilaris Engelmann & J. M. Bigelow |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Opuntia basilaris var. treleasei (J. M. Coulter) J. M. Coulter ex Toumey |
| Identification made in | [no date] (3), 1991 (3) |