| Collector | Poulsen, A. D. |
| Number | 274 |
| Collected with | |
| Country | Brunei |
| Subpart | TEMBURONG |
| County | |
| Locality | Batu Apoi Forest Reserve. Setap shale formation. Sungai Temburong, steep rocky river bank in light gap. |
| Coordinates | 4° 33' N 115° 9' E |
| Minimum elevation (m) | 70 |
| Maximum elevation (m) | 70 |
| Start date | 1992/02/24 |
| End date | 1992/02/24 |
| Family | Poaceae |
| Identification | Thysanolaena latifolia (Hornem.)Honda |
| Determined by | Laegaard, S. (AAU), 2001. |
| Identification qualifier | |
| Field notes | Life form: terrestrial herb. 3-4 m long stems hanging a few meters above river. |