| Collector | Madsen, J. E. |
| Number | 63238 |
| Collected with | |
| Country | Ecuador |
| Subpart | GUAYAS |
| County | |
| Locality | Isla Puná. Path from Puná Nueva to Zapote, mainly at Loma de Corallito. Prosopis-Caesalpinia-savanna with seasonal swamps and salt marshes. |
| Coordinates | 2° 44' S 79° 56' W |
| Minimum elevation (m) | 0 |
| Maximum elevation (m) | 0 |
| Start date | 1987/04/21 |
| End date | 1987/04/24 |
| Family | Cactaceae |
| Identification | Armatocereus cartwrightianus (Britton & Rose)Backeb. |
| Determined by | J. Madsen, 1987 |
| Identification qualifier | |
| Field notes | Arborescent, 3-6 m high. Ribs 7-8. Sepaloids red-brown on outside. Petaloids white. Fruits first green and spiny, later red and smooth. |
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