| Collector | Poulsen, A. D. |
| Number | 1634 |
| Collected with | Linus Banggilon, Kho Ju Ming, Sawantan Katulai & Jacob Andersen |
| Country | Malaysia |
| Subpart | SABAH |
| County | |
| Locality | Maliau Basin. Plateau above rim, kerangas forest. Km 2.6 between Agathis Camp and Camel Trophy Hut. |
| Coordinates | 4° 43' N 116° 54' E |
| Minimum elevation (m) | 1140 |
| Maximum elevation (m) | 1140 |
| Start date | 2000/10/03 |
| End date | 2000/10/03 |
| Family | Rubiaceae |
| Identification | Argostemma |
| Determined by | A.D. Poulsen (AAU), 2000. |
| Identification qualifier | |
| Field notes | "Epiphyte on mossy base of trunk and fallen logs. Leaves dark green; pale green below. Calyx pale green, hairy." Specimen at: SAN, KEP, AAU, K. |