| Classification | Fagaceae: Quercus |
| Harvard University Herbaria Barcode(s) | 00055658 |
| Type Status | Isolectotype |
| Collector | C. A. Purpus |
| Collector number | 5030 |
| Country | Mexico |
| State | Coahuila |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Coahuila |
| Locality | Sierra de la Paila |
| Date Collected | 1910-10-** |
| Container | Plantae Mexicanae Purpusianae: Coahuila |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b7576e32-54ca-4666-a222-e07a418f299f |
| Harvard University Herbaria Barcode | 00055658 |
| Herbarium | GH |
| Family | Fagaceae |
| Type Status | Isolectotype |
| Isolectotype of | Quercus invaginata f. purpusiana Trelease |
| Verified by | Bartholomew, Bruce Monroe & Almeda, Frank |
| Date Determined | 2023-01-** |
| Determination Remarks | [filed under] [current name] |
| Annotation Text | =Quercus invaginata Trel. |
| Taxon Reference | (for Quercus invaginata f. purpusiana Trelease) Mem. Natl. Acad. Sci. 1924. 20: 87. |
| Family | Fagaceae |
| Determination | Quercus invaginata f. purpusiana Trelease |
| Determined by | Breedlove, Dennis Eugene |
| Date Determined | 1994 |
| Annotation Text | Isotype |
| Family | Fagaceae |
| Determination | Quercus invaginata Trelease |
| Determined by | Muller, Cornelius Herman |
| Date Determined | 1943-12-21 |
| Annotation Text | (isotype of his f. puprusiana) [written on sheet] |
| Family | Fagaceae |
| Determination | Quercus sp. |
| Determination Remarks | [label name] |
| Family | Fagaceae |
| Determination | Quercus invaginata Trelease |
| Determined by | Trelease, William |
| Annotation Text | [written on sheet] |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
