| Collector | Poulsen, A. D. |
| Number | 239 |
| Collected with | |
| Country | Brunei |
| Subpart | TEMBURONG |
| County | |
| Locality | Batu Apoi Forest Reserve. Setap shale formation. Ridge W. of Kuala Belalong Field Studies Center. Mixed dipterocarp forest. In Danish Plot 1. |
| Coordinates | 4° 33' N 115° 9' E |
| Minimum elevation (m) | 250 |
| Maximum elevation (m) | 250 |
| Start date | 1991/04/01 |
| End date | 1991/06/01 |
| Family | Araceae |
| Identification | Schismatoglottis longifolia Ridl. |
| Determined by | Hay, A. (NSW), 2000. |
| Identification qualifier | aff. |
| Field notes | Life form: terrestrial herb. Sterile juveniles from ecological study. |