| Name | Arisaema dilatatum Buchet |
| Authorship | Buchet |
| Rank | Species |
| Placed in | Arisaema Martius |
| Citation | 1911 Notul. Syst. (Paris) 1: 369 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Arisaema dilatatum Buchet |
| Identification made in | [no date] (2) |