| Collector | Madsen, J. E. |
| Number | 50394 |
| Collected with | |
| Country | Ecuador |
| Subpart | TUNGURAHUA |
| County | |
| Locality | Ambato, at Río Ambato. Semi-arid and seminatural steepslopes. |
| Coordinates | 1° 13' S 78° 37' W |
| Minimum elevation (m) | 2600 |
| Maximum elevation (m) | 2600 |
| Start date | 1984/03/05 |
| End date | 1984/03/05 |
| Family | Cactaceae |
| Identification | Echinopsis pachanoi (Britton & Rose)Friedrich & G. Rowley |
| Determined by | J. Madsen, 1986 |
| Identification qualifier | |
| Field notes | Plants to 5 m high in shrub near the river, else smaller. Joints dark green. Ribs 6-7. Only sterile material could be collected. Though in the city, the plant grow wild. |