| Name | Alstonia iwahigensis Elmer |
| Authorship | Elmer |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Alstonia R. Brown |
| GUID | urn:lsid:ipni.org:names:76543-1 |
| Citation | 1912 Leafl. Philipp. Bot. 4: 1447 |
| Holdings | 34 Specimens held in the Harvard University Herbaria identified as Alstonia iwahigensis Elmer |
| Identification made in | [no date] (6), 1995 (13), 1998 (1), 2000 (14) |