| Classification | Arecaceae: Calamus |
| Harvard University Herbaria Barcode(s) | 02426308 |
| Collector | W. N. Bangham & C. M. Bangham-Masters |
| Collector number | 1073 |
| Country | Indonesia |
| State | Sumatera Utara (North Sumatra) |
| Geography | Asia: Southeast Asia (Region): Indonesia: Sumatera: Sumatera Utara (North Sumatra) |
| Locality | Road from East Coast to Tapanoeli (northwest side of Lake Toba). New road near Peso Peso. |
| Date Collected | 1932-02-16 |
| Verbatim Elevation | 4100-4500 ft |
| Habitat | Virgin jungle. |
| Project | All Asia Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cd02bcd9-ccf9-4ccc-8eec-766113ba381f |
| Harvard University Herbaria Barcode | 02426308 |
| Herbarium | A |
| Family | Arecaceae |
| Determination | Calamus karuensis Ridley |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
