| Name | Nicotiana megalosiphon Van Heurck & Müller Argoviensis |
| Authorship | Van Heurck & Müller Argoviensis |
| Rank | Species |
| Placed in | Nicotiana Linnaeus |
| Citation | 1871 Observ. Bot. (Van Heurck) 126 |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Nicotiana megalosiphon Van Heurck & Müller Argoviensis |
| Identification made in | [no date] (8) |
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