| Name | Eriastrum diffusum subsp. utahense De Groot |
| Authorship | De Groot |
| Rank | Subspecies |
| Placed in | Eriastrum diffusum (A. Gray) H. Mason |
| Citation | 2016 Aliso 34(2): 84 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Eriastrum diffusum subsp. utahense De Groot |
| Identification made in | [no date] (1) |