| Name | Eriogonum umbellatum var. modocense (Greene) S. Stokes |
| Authorship | (Greene) S. Stokes |
| Rank | Variety |
| Placed in | Eriogonum umbellatum Torrey |
| Citation | 1936 Eriogonum 110 |
| Holdings | 58 Specimens held in the Harvard University Herbaria identified as Eriogonum umbellatum var. modocense (Greene) S. Stokes |
| Identification made in | [no date] (57), 1940 (1) |