| Classification | Annonaceae: Cyathocalyx |
| Harvard University Herbaria Barcode(s) | 02612771 |
| Collector | P. Buwalda |
| Collector number | 6488 |
| Country | Indonesia |
| State | Riau |
| Geography | Asia: Southeast Asia (Region): Indonesia: Sumatera: Riau |
| Locality | Sumatra, Riouw; Indragiri, the uplands, Muara Padjanki. |
| Date Collected | 1939 [11-4-1939] |
| Verbatim Elevation | few m |
| Habitat | forest of primary growth. |
| Project | All Asia TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1e5a3e30-2431-46e6-8593-aca308349b64 |
| Harvard University Herbaria Barcode | 02612771 |
| Herbarium | A |
| Family | Annonaceae |
| Determination | Cyathocalyx pahangensis (M.R.Hend.) J.Sinclair |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
