| Name | Onoseris fraterna S. F. Blake |
| Authorship | S. F. Blake |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Onoseris Willdenow |
| GUID | urn:lsid:ipni.org:names:174435-2 |
| Citation | 1943 J. Wash. Acad. Sci. 33: 368 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Onoseris fraterna S. F. Blake |
| Identification made in | 1944 (2) |