| Classification | Apocynaceae: Alstonia |
| Harvard University Herbaria Barcode(s) | 02182399 |
| Collector | Z. Arifin & Ambriansyah |
| Collector number | Berau 1098 |
| Country | Indonesia |
| State | Kalimantan Timur (East Kalimantan) |
| Geography | Asia: Southeast Asia (Region): Indonesia: Kalimantan: Kalimantan Timur (East Kalimantan) |
| Locality | Berau, km 20 from Labanan, Berau Forest Man[a]gement Project (BFMP) Swakelola, Labanan. |
| Georeference | 2° 00' N, 117° 00' E |
| Date Collected | 1997-12-18 |
| Habitat | Primary forest. |
| Project | Plants on Edge/Endless Forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0f8e9de1-bc69-4131-b7bd-075423275ec2 |
| Harvard University Herbaria Barcode | 02182399 |
| Herbarium | A |
| Family | Apocynaceae |
| Determination | Alstonia iwahigensis Elmer |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
