| Name | Quercus glauca f. gracilis Rehder & E. H. Wilson |
| Authorship | Rehder & E. H. Wilson |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Quercus glauca Thunberg |
| Citation | 1916 Pl. Wilson. 3: 228 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Quercus glauca f. gracilis Rehder & E. H. Wilson |
| Identification made in | [no date] (6) |