| Name | Sisymbrium retrofractum Rollins |
| Authorship | Rollins |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Sisymbrium Linnaeus |
| GUID | urn:lsid:ipni.org:names:289691-1 |
| Citation | 1957 Rhodora 59: 66 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Sisymbrium retrofractum Rollins |
| Identification made in | 1957 (1), 2012 (1) |