| Classification | Apocynaceae: Alstonia |
| Barcode(s) | 02182238 |
| Collector | D. J. Middleton, R. Namdang, R. Pooma, S. Suddee, S. Suwanachat & K. Williams |
| Collector number | 2309 |
| Country | Thailand |
| State | Prachuap Khiri Khan |
| Geography | Asia: Southeast Asia (Region): Thailand: Prachuap Khiri Khan |
| Locality | Hua Hin, Kaeng Krachan National Park. Pa La U. |
| Georeference | 12° 31' 50" N, 99° 28' E |
| Date Collected | 2004-01-20 |
| Elevation | 695 m |
| Verbatim Elevation | 695 m. |
| Habitat | Trail from dam up mountain. Secondary forest on ridge. |
| Project | Plants on Edge/Endless Forms TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/db8ba436-8329-4827-80ef-6b18127c1533 |
| Harvard University Herbaria Barcode | 02182238 |
| Herbarium | A |
| Family | Apocynaceae |
| Determination | Alstonia rostrata C. E. C. Fischer |
| Determined by | Middleton, David John |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |