| Collector | Nielsen, I.C. |
| Number | 558 |
| Collected with | |
| Country | Malaysia |
| Subpart | Sarawak |
| County | |
| Locality | G. Mulu Nat. Park. Slopes N of Camp 1. Mixed dipterocarp forest on sandstone |
| Coordinates | |
| Minimum elevation (m) | 0 |
| Maximum elevation (m) | 0 |
| Start date | 0/00/00 |
| End date | 0/00/00 |
| Family | Polygalaceae |
| Identification | Epirixanthes papuana J.J.Sm. |
| Determined by | C.A. Pendry |
| Identification qualifier | |
| Field notes | Saprophyte; flowers white; stems slightly purplish tinged (FAA) |
|