| Classification | Apocynaceae: Alstonia |
| Harvard University Herbaria Barcode(s) | 02182239 |
| Collector | B. Svengsuksa, V. Lamxay, & K. Nanthavong |
| Collector number | BT 35 |
| Country | Laos |
| State | Khammouan |
| Geography | Asia: Southeast Asia (Region): Laos: Khammouan |
| Locality | Nakai Oudom Souk. Nakai district, nearby village Oudom Souk, behind the Nakai NBCA station. |
| Georeference | 17° 42' 26.0" N, 105° 08' 21.7" E |
| Date Collected | 2005-04-03 |
| Elevation | 450 - 552 m |
| Verbatim Elevation | 450 - 552m |
| Habitat | Open degraded forest on white sand with large rocks. |
| Project | Plants on Edge/Endless Forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3a802abf-12d1-4551-ac27-29b09892db31 |
| Harvard University Herbaria Barcode | 02182239 |
| Herbarium | A |
| Family | Apocynaceae |
| Determination | Alstonia rostrata C. E. C. Fischer |
| Determined by | Kessler, Paul Joseph Antonius |
| Date Determined | 2005-10-** |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
