| Name | Eriogonum microthecum var. rigidum Eastwood |
| Authorship | Eastwood |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Eriogonum microthecum Nuttall |
| Citation | 1893 Zoe 4: 11 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Eriogonum microthecum var. rigidum Eastwood |
| Identification made in | [no date] (1) |
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