| Name | Bromus purgans f. laevivaginatus Wiegand |
| Authorship | Wiegand |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Bromus purgans Linnaeus |
| GUID | urn:lsid:ipni.org:names:37151-2 |
| Citation | 1922 Rhodora 24: 92 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Bromus purgans f. laevivaginatus Wiegand |
| Identification made in | [no date] (1) |