| Collector | Christensen, H. M. |
| Number | 1554 |
| Collected with | |
| Country | Malaysia |
| Subpart | SARAWAK |
| County | |
| Locality | 2nd division, Lubok Antu District, river Delok. Riverine forest near Nanga Sumpa. |
| Coordinates | 1° 20' N 112° 10' E |
| Minimum elevation (m) | 150 |
| Maximum elevation (m) | 150 |
| Start date | 1993/07/09 |
| End date | 1993/07/09 |
| Family | Poaceae |
| Identification | Gigantochloa atroviolacea Widjaja |
| Determined by | |
| Identification qualifier | |
| Field notes | Bamboo about 15-20 m. tall. Culms are green with yellow-white stripes. Uses: for construction purposes, floors, walls etc. Name in Iban language: Buluh Sebuyau Sorik. |