| Classification | Annonaceae: Cyathocalyx |
| Harvard University Herbaria Barcode(s) | 02612667 |
| Collector | J. S. Burley, T. Partomihardjo et al. |
| Collector number | 1661 |
| Country | Indonesia |
| State | Kepulauan Riau |
| Geography | Asia: Southeast Asia (Region): Indonesia: Sumatera: Kepulauan Riau |
| Locality | Tigapuluh Mts., Riau Province, 15 km SW of Talanglakat on Rengat-Jambi Rd., vicinity of Sungai Sesirih. |
| Georeference | 0 48 S, 102 31 E |
| Date Collected | 1988-11-24 |
| Verbatim Elevation | c. 200 m. |
| Habitat | Primary forest on hill slope. |
| Project | All Asia TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5b8d5642-5a71-4178-91b3-fb74de1033a0 |
| Harvard University Herbaria Barcode | 02612667 |
| Herbarium | A |
| Family | Annonaceae |
| Determination | Cyathocalyx biovulatus Boerlage |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
