| Name | Hyoscyamus major Miller |
| Authorship | Miller |
| Rank | Species |
| Placed in | Hyoscyamus |
| Citation | 16 Apr 1768 Gard. Dict., ed. 8 n. 2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hyoscyamus major Miller |
| Identification made in | [no date] (1) |
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