| Classification | Fagaceae: Quercus |
| Harvard University Herbaria Barcode(s) | 00069663 |
| Type Status | Isolectotype |
| Collector | B. C. Seemann |
| Collector number | [1976] |
| Country | Mexico |
| Geography | North America: North America (CA, US, MX) (Region): Mexico |
| Locality | Sierra Madre. Mex. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c2ecb803-2b66-4851-9ee7-8b3fcc650fba |
| Harvard University Herbaria Barcode | 00069663 |
| Herbarium | GH |
| Family | Fagaceae |
| Type Status | Isolectotype |
| Isolectotype of | Quercus obscura var. perpusilla Trelease |
| Verified by | Bartholomew, Bruce Monroe & Almeda, Frank |
| Date Determined | 2023-01-** |
| Determination Remarks | [filed under] [current name] |
| Annotation Text | = Quercus laeta Liebm. |
| Taxon Reference | (for Quercus obscura var. perpusilla Trelease) Mem. Natl. Acad. Sci. 1924. 20: 71. |
| Family | Fagaceae |
| Determination | Quercus obscura var. perpusilla Trelease |
| Determined by | Bartholomew, Bruce Monroe |
| Date Determined | 1999 |
| Annotation Text | Syntype Seemann 1976 |
| Family | Fagaceae |
| Determination | Quercus laeta Liebmann |
| Determined by | Breedlove, Dennis Eugene |
| Date Determined | 1994 |
| Determination | |
| Determined by | Trelease, William |
| Annotation Text | [handwritten on sheet] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |