| Name | Iris prismatica var. austrina Fernald |
| Authorship | Fernald |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Iris prismatica Pursh |
| GUID | urn:lsid:ipni.org:names:130122-2 |
| Citation | 1947 Rhodora 49: 133 |
| Holdings | 18 Specimens held in the Harvard University Herbaria identified as Iris prismatica var. austrina Fernald |
| Identification made in | [no date] (18) |