| Collector | Christensen, H. M. |
| Number | 1383 |
| Collected with | |
| Country | Malaysia |
| Subpart | SARAWAK |
| County | |
| Locality | 2nd division, Lubok Antu District, river Delok. Steep slope by stream in secondary forest near Nanga Sumpa. |
| Coordinates | 1° 20' N 112° 10' E |
| Minimum elevation (m) | 150 |
| Maximum elevation (m) | 150 |
| Start date | 1993/10/23 |
| End date | 1993/10/23 |
| Family | Cyperaceae |
| Identification | Mapania palustris (Hassk. ex Steud.)F.-Vill. |
| Determined by | Simpson, D. |
| Identification qualifier | |
| Field notes | The "trunk" is about 1 m. long and 10 cm dia. horisonthal growing 20 cm. above the ground. Uses: Fibre for mats, but inferior to Pandanus kamii. Name in Iban language: Nas. |