| Name | Ambrosia tenuifolia Sprengel |
| Authorship | Sprengel |
| Rank | Species |
| Placed in | Ambrosia Linnaeus |
| Citation | 1826 Syst. Veg. (ed. 16) [Sprengel] 3: 851 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Ambrosia tenuifolia Sprengel |
| Identification made in | [no date] (5) |