| Collector | Poulsen, A. D. |
| Number | 173 |
| Collected with | |
| Country | Brunei |
| Subpart | TEMBURONG |
| County | |
| Locality | Batu Apoi Forest Reserve. Setap shale formation. Ridge W. of Kuala Belalong Field Studies Center slope, mixed dipterocarp forest. |
| Coordinates | 4° 33' N 115° 9' E |
| Minimum elevation (m) | 150 |
| Maximum elevation (m) | 150 |
| Start date | 1991/06/22 |
| End date | 1991/06/22 |
| Family | Araceae |
| Identification | Amydrium medium (Zoll. & Mor.)D.H.Nicolson |
| Determined by | |
| Identification qualifier | |
| Field notes | Life form: climber 2m up a tree trunk, sterile. |