| Classification | Apocynaceae: Alstonia |
| Barcode(s) | 02182413 |
| Collector | Ambriansyah & Z. Arifin |
| Collector number | W972 |
| Country | Indonesia |
| State | Kalimantan Timur (East Kalimantan) |
| Geography | Asia: Southeast Asia (Region): Indonesia: Kalimantan: Kalimantan Timur (East Kalimantan) |
| Locality | Wanariset I area, off km 2.5, Wanariset-semoi road. |
| Date Collected | 1991-11-15 |
| Verbatim Elevation | 70 |
| Habitat | Logged-over dipterocarps forest. |
| Project | Plants on Edge/Endless Forms TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d79bb706-3f64-46c9-a26d-33dc9e513992 |
| Harvard University Herbaria Barcode | 02182413 |
| Herbarium | A |
| Family | Apocynaceae |
| Determination | Alstonia iwahigensis Elmer |
| Determined by | Whitfeld, Timothy John Sullivan |
| Date Determined | 2000-02-23 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |