| Name | Ligusticum tenuifolium S. Watson |
| Authorship | S. Watson |
| Rank | Species |
| NomenclaturalStatus | LaterHomonym |
| Placed in | Ligusticum |
| Contains | Ligusticum tenuifolium var. dissimilis A. Nelson |
| GUID | urn:lsid:ipni.org:names:844628-1 |
| Citation | 1879 Proc. Amer. Acad. Arts 14: 293 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Ligusticum tenuifolium S. Watson |
| Identification made in | [no date] (2), 2007 (1) |