| Collector | Nabe-Nielsen, J. |
| Number | 427 |
| Collected with | |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | The Yasuní National Park. Liana diversity plot no. 2, dry ridgetop. |
| Coordinates | 0° 41' s 76° 23' w |
| Minimum elevation (m) | 250 |
| Maximum elevation (m) | 250 |
| Start date | 1996/08/07 |
| End date | 1996/08/07 |
| Family | Bignoniaceae |
| Identification | Parabignonia steyermarkii Sandwith |
| Determined by | Lohmann, L. (MO), 1997 |
| Identification qualifier | |
| Field notes | Flowering liana with trifid cat claw tendrils. Flowers purple, sweet smelling. Hummingbird- and bee pollinated. |