| Name | Myrtillocactus geometrizans (Martius ex Pfeiffer) Console |
| Authorship | (Martius ex Pfeiffer) Console |
| Rank | Species |
| Placed in | Myrtillocactus |
| Citation | 1897 Boll. Reale Orto Bot. Palermo 1: 10 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Myrtillocactus geometrizans (Martius ex Pfeiffer) Console |
| Identification made in | [no date] (3) |