| Name | Hyoscyamus niger var. agrestis Kittel ex Nees |
| Authorship | Kittel ex Nees |
| Rank | Variety |
| Placed in | Hyoscyamus niger Linnaeus |
| Citation | 1837 Trans. Linn. Soc. London 17: 77 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Hyoscyamus niger var. agrestis Kittel ex Nees |
| Identification made in | [no date] (6) |
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