| Name | Toxicoscordion paniculatum (Nuttall) Rydberg |
| Authorship | (Nuttall) Rydberg |
| Rank | Species |
| Placed in | Toxicoscordion |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Toxicoscordion paniculatum (Nuttall) Rydberg |
| Identification made in | [no date] (2) |