| Name | Nicotiana spegazzinii Millan |
| Authorship | Millan |
| Rank | Species |
| Placed in | Nicotiana Linnaeus |
| Citation | 1926 Physis (Buenos Aires) 8: 411, figs. 1, 2 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Nicotiana spegazzinii Millan |
| Identification made in | [no date] (2) |
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