| Collector | Madsen, J. E. |
| Number | 50276 |
| Collected with | |
| Country | Ecuador |
| Subpart | LOJA |
| County | |
| Locality | Vicinity of Loja, at road toward La Toma (Catamayo). Disturbed xerophytic vegetation, locally more humid. |
| Coordinates | 4° 0' S 79° 13' W |
| Minimum elevation (m) | 2200 |
| Maximum elevation (m) | 2200 |
| Start date | 1984/02/19 |
| End date | 1984/02/19 |
| Family | Cactaceae |
| Identification | Cleistocactus icosagonus (H.B.K)F.A.C. Weber |
| Determined by | J.E. Madsen, 1986 |
| Identification qualifier | |
| Field notes | Group of small, creeping plants. Stems 2 cm thick. Some shrivelled fruits collected. |