| Collector | Cotton, E. |
| Number | 1616 |
| Collected with | Henrik Balslev, Mats Gustafsson & Pablo Lozano |
| Country | Ecuador |
| Subpart | ZAMORA-CHINCHIPE |
| County | |
| Locality | Road Guayzimi-La Guantza, 2-3 km from Guayzimi. Disturbed roadside and remnants of lower montane forest. |
| Coordinates | 4° 5' S 78° 40' W |
| Minimum elevation (m) | 900 |
| Maximum elevation (m) | 900 |
| Start date | 2000/08/15 |
| End date | 2000/08/15 |
| Family | Melastomataceae |
| Identification | Tibouchina longifolia (Vahl)Baillon |
| Determined by | Cotton, E. (AAU), 2001. |
| Identification qualifier | |
| Field notes | Suffrutex to 1.5 m tall. Petals white, stamens yellow. Frequent on roadside. |