| Name | Quercus sideroxyla f. aquifolia Trelease | 
| Authorship | Trelease | 
| Rank | Forma | 
| Placed in | Quercus sideroxyla Bonpland | 
| Citation | 1924 Mem. Natl. Acad. Sci. 20: 170 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Quercus sideroxyla f. aquifolia Trelease | 
| Identification made in | 2021 (1) |