| Collector | Madsen, J. E. |
| Number | 61021 |
| Collected with | |
| Country | Ecuador |
| Subpart | TUNGURAHUA |
| County | |
| Locality | Vicinity of Ambato, near railroad toward Quito and Río Ambato. Seminatural xerophytic vegetation on steep slope. |
| Coordinates | 1° 14' S 78° 37' W |
| Minimum elevation (m) | 2500 |
| Maximum elevation (m) | 2500 |
| Start date | 1985/09/23 |
| End date | 1985/09/23 |
| Family | Cactaceae |
| Identification | Opuntia exaltata A. Berger |
| Determined by | J. Madsen, 1986 |
| Identification qualifier | |
| Field notes | Low, not well-developed plants along railroad, to 50 cm high. New areoles white. New spines with greenish basis. |