| Name | Townsendia rothrockii A. Gray ex Rothrock |
| Authorship | A. Gray ex Rothrock |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Townsendia Hooker |
| GUID | urn:lsid:ipni.org:names:255895-1 |
| Citation | 1878 Rep. U.S. Geogr. Surv., Wheeler 6: 148 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Townsendia rothrockii A. Gray ex Rothrock |
| Identification made in | [no date] (1) |