| Collector | Christensen, H. M. |
| Number | 1264 |
| Collected with | |
| Country | Malaysia |
| Subpart | SARAWAK |
| County | |
| Locality | 2nd division, Lubok Antu District, river Delok. On slope in old secondary forest near Nanga Sumpa. |
| Coordinates | 1° 20' N 112° 10' E |
| Minimum elevation (m) | 250 |
| Maximum elevation (m) | 250 |
| Start date | 1993/03/02 |
| End date | 1993/03/02 |
| Family | Dipterocarpaceae |
| Identification | Dryobalanops oblongifolia Dyer |
| Determined by | Yii, (K), 1995. |
| Identification qualifier | |
| Field notes | Tree/sapling some 2 m. tall. Flacky bark from large individuals. Uses: Timber, for planks, floor supporters and roof supporters. Name in Iban language: Kelansau. |
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