| Name | Quercus ajoensis C. H. Müller |
| Authorship | C. H. Müller |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Quercus Linnaeus |
| Citation | 1954 Madroño 12: 140 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Quercus ajoensis C. H. Müller |
| Identification made in | [no date] (1) |