| Collector | Cotton, E. |
| Number | 1843 |
| Collected with | Mats H. G. Gustafsson |
| Country | Peru |
| Subpart | AMAZONAS |
| County | |
| Locality | "Prov. Rodríguez de Mendoza. Road Chachapoyas-Molinopampa-Rodríguez de Mendoza, 29-30 Km from Chachapoyas. Patch of montane forest among rocky outcrops. [GPS: 6°12'18""S 77°42'30""W]." |
| Coordinates | 6° 12' S 77° 42' W |
| Minimum elevation (m) | 2100 |
| Maximum elevation (m) | 2300 |
| Start date | 2002/07/04 |
| End date | 2002/07/04 |
| Family | Melastomataceae |
| Identification | Tibouchina ochypetala (R. & P.)Baillon |
| Determined by | E. Cotton (AAU), 2002. |
| Identification qualifier | |
| Field notes | Very frequent shrub or small tree to 4 m tall. Petals purple, anthers dark purple-black, filaments and style red. |