| Classification | Apocynaceae: Alstonia | 
| Barcode(s) | 02182824 | 
| Collector | H. G. Garcia, E. M. Romero, E. C. Sagcal & R. E. F. | 
| Collector number | 15106 | 
| Country | Philippines | 
| State | Bulacan | 
| Geography | Asia: Southeast Asia (Region): Philippines: Luzon: Bulacan | 
| Locality | Angat Watershed Area, Brgy. San Lorenzo, Norzagaray | 
| Georeference | 14° 51.3' N, 121° 10.1' E  | 
| Date Collected | 1994-12-13 | 
| Habitat | Along the trail. Soil: Brownish clay. Lowland mixed forest | 
| Project | Plants on Edge/Endless Forms TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5e93c94f-9ab3-4260-b24f-4ec2e412fe59 | 
| Harvard University Herbaria Barcode | 02182824 | 
| Herbarium | GH | 
| Family | Apocynaceae | 
| Determination |  Alstonia macrophylla Wallich ex Don | 
| Determined by | Middleton, David John | 
| Date Determined | 2000 | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |