| Name | Pyrrhocactus curvispinus (Bertero ex Colla) A. Berger |
| Authorship | (Bertero ex Colla) A. Berger |
| Rank | Species |
| Placed in | Pyrrhocactus |
| Citation | 1929 Kakteen (Berger) 216, 345 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Pyrrhocactus curvispinus (Bertero ex Colla) A. Berger |
| Identification made in | 1960 (3) |