| Classification | Apocynaceae: Alstonia | 
| Harvard University Herbaria Barcode(s) | 00063367 | 
| Type Status | Isotype | 
| Collector | Albert C. Smith | 
| Collector number | 5474 | 
| Country | Fiji | 
| Geography | Oceania: Polynesia (Region): Fiji: Viti Levu | 
| Locality | Nandronga & Navosa, northern portion of Rairaimatuku Plateau, between Nandrau and Nanga, dense forest, 725-825 m | 
| Date Collected | 1947-08-04 - 1947-08-07 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a7b5aad0-9ba5-4a1c-a260-f4fea264ddde | 
| Harvard University Herbaria Barcode | 00063367 | 
| Herbarium | A | 
| Family | Apocynaceae | 
| Type Status | Isotype | 
| Isotype of | Alstonia montana var. glabra A. C. Smith | 
| Family | Apocynaceae | 
| Determination | Alstonia costata (G. Forster) R. Brown | 
| Determined by | K. Sidiyasa | 
| Determination Remarks | [current name] | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |