| Name | Arabis williamsii Rollins |
| Authorship | Rollins |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Arabis Adanson |
| GUID | urn:lsid:ipni.org:names:17281-2 |
| Citation | 1981 Syst. Bot. 6: 62 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Arabis williamsii Rollins |
| Identification made in | [no date] (1), 2006 (1) |