| Name | Adenocalymma impressum (Rusby) Sandwith |
| Authorship | (Rusby) Sandwith |
| Rank | Species |
| Placed in | Adenocalymma Martius ex Meisner |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Adenocalymma impressum (Rusby) Sandwith |
| Identification made in | [no date] (3) |