| Name | Alpinia rigida Ridley |
| Authorship | Ridley |
| Rank | Species |
| Placed in | Alpinia Roxburgh |
| Citation | 1916 Trans. Linn. Soc. London, Bot. 9(1): 214 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Alpinia rigida Ridley |
| Identification made in | [no date] (4) |