| Collector | Boje, K. K. |
| Number | 50 |
| Collected with | |
| Country | Malaysia |
| Subpart | SABAH |
| County | |
| Locality | Tabin Wildlife Reserve, Lahad Datu. Primary lowland dipterocarp forest |
| Coordinates | 5° 11' N 118° 39' E |
| Minimum elevation (m) | 300 |
| Maximum elevation (m) | 300 |
| Start date | 1998/10/16 |
| End date | 1998/10/16 |
| Family | Arecaceae |
| Identification | Calamus convallium J.Dransf. |
| Determined by | Dransfield, J. (K), 2000. |
| Identification qualifier | |
| Field notes | Clustering, climbing rattan; stem c. 4 m long; internodes c. 23 cm long, flagellum c. 1 m long. Leaf pinnate; petiole 40-50 cm long; rachis c. 1.1 m long; leaflets c. 10 on each side of rachis, arranged in pairs. |