| Name | Bactris gracilis subsp. arundinacea Trail |
| Authorship | Trail |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Bactris gracilis Trail |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Bactris gracilis subsp. arundinacea Trail |
| Identification made in | [no date] (1) |