| Name | Thalictrum macrostylum Small & A. Heller |
| Authorship | Small & A. Heller |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Thalictrum Linnaeus |
| GUID | urn:lsid:ipni.org:names:250797-2 |
| Holdings | 18 Specimens held in the Harvard University Herbaria identified as Thalictrum macrostylum Small & A. Heller |
| Identification made in | [no date] (14), 1989 (4) |