| Collector | Madsen, J. E. |
| Number | 50397 |
| Collected with | |
| Country | Ecuador |
| Subpart | TUNGURAHUA |
| County | |
| Locality | Vicinity of Ambato to the S. Seminatural xerophytic vegetation on sandy slope. |
| Coordinates | 1° 15' S 78° 37' W |
| Minimum elevation (m) | 2600 |
| Maximum elevation (m) | 2600 |
| Start date | 1984/03/05 |
| End date | 1984/03/05 |
| Family | Amaryllidaceae |
| Identification | Phaedranassa tunguraguae Ravenna |
| Determined by | Alan W. Meerow |
| Identification qualifier | |
| Field notes | With bulb, about 80 cm high. Flower red. Most plants not in flower yet. |
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