| Name | Eriogonum umbellatum var. ahartii Reveal |
| Authorship | Reveal |
| Rank | Variety |
| Placed in | Eriogonum umbellatum Torrey |
| Citation | 2004 Phytologia 86(3): 146 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Eriogonum umbellatum var. ahartii Reveal |
| Identification made in | [no date] (1), 2019 (1) |