| Collector | Poulsen, A.D. |
| Number | 22B |
| 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. |
| Coordinates | 4° 33' N 115° 9' E |
| Minimum elevation (m) | 200 |
| Maximum elevation (m) | 200 |
| Start date | 1991/03/22 |
| End date | 1991/03/22 |
| Family | Zingiberaceae |
| Identification | Plagiostachys albiflora Ridl. |
| Determined by | |
| Identification qualifier | |
| Field notes | Life form: terrestrial herb. 1-2 m. Petals purple; labellum yellow, fruits purple. |
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