| Classification | Arecaceae: Calamus |
| Harvard University Herbaria Barcode(s) | 02426328 |
| Collector | J. L. C. H. van Valkenburg & M. Stockdale |
| Collector number | J.V.V. 1113 |
| Country | Indonesia |
| State | Kalimantan Utara |
| Geography | Asia: Southeast Asia (Region): Indonesia: Kalimantan: Kalimantan Utara |
| Locality | Surrounding WWF basecamp Kayan Mentarang Reserve. |
| Georeference | 2 51 N, 115 55 E |
| Date Collected | 1991-12-03 |
| Verbatim Elevation | 650 m |
| Habitat | Primary ridge forest with many palms in undergrowth. |
| Project | All Asia TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/94c50d14-64a4-44e3-b4f7-a6a18db1f30a |
| Harvard University Herbaria Barcode | 02426328 |
| Herbarium | A |
| Family | Arecaceae |
| Determination | Calamus mattanensis Beccari |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
