| Collector | Christensen, H. M. |
| Number | 1178 |
| Collected with | |
| Country | Malaysia |
| Subpart | SARAWAK |
| County | |
| Locality | 2nd division, Lubok Antu District, river Delok. Old secondary forest near Nanga Sumpa. |
| Coordinates | 1° 20' N 112° 10' E |
| Minimum elevation (m) | 250 |
| Maximum elevation (m) | 250 |
| Start date | 1993/02/28 |
| End date | 1993/02/28 |
| Family | Menispermaceae |
| Identification | Pycnarrhena tumefacta Miers. |
| Determined by | Formann, L. |
| Identification qualifier | |
| Field notes | Woody liana. Uses: The dried, pounded leaves are used as mono sodium glutamat. Medicinal, against food poisoning, a decoction from the leaves is drunk. Name in Iban language: Daun Tubo. |
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