| Classification | Asteraceae: Guardiola |
| Barcode(s) | 00008479 |
| Type Status | Holotype |
| Collector | C. G. Pringle |
| Collector number | 678 |
| Country | Mexico |
| State | Chihuahua |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Chihuahua |
| Locality | Near Chihuahua |
| Date Collected | 1885-08-06 |
| Habitat | Canyons, rocky hills |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/582130c7-d4a6-4123-a517-7c912240c6c4 |
| Harvard University Herbaria Barcode | 00008479 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Guardiola tulocarpus var. arguta A. Gray |
| Verified by | V. M. Bates (A/GH) |
| Date Determined | 1985 |
| Taxon Reference | (for Guardiola tulocarpus var. arguta A. Gray) Proc. Amer. Acad. Arts 1886. 21: 387. |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Guardiola tulocarpus var. arguta A. Gray |
| Verified by | P. Van Faasen (MSC) |
| Date Determined | 1970-10-** |
| Taxon Reference | (for Guardiola tulocarpus var. arguta A. Gray) Proc. Amer. Acad. Arts 1886. 21: 387. |
| Family | Asteraceae |
| Determination | Guardiola arguta B. L. Robinson |
| Determined by | P. Van Faasen (MSC) |
| Date Determined | 1970-10-** |
| Determination Remarks | [current name] |
| Annotation Text | Bull. Torrey Bot. Club 26: 234. 1899 |
| Family | Asteraceae |
| Determination | Guardiola tulocarpus var. arguta A. Gray |
| Determination Remarks | [label name] |
| Family | Asteraceae |
| Determination | Guardiola arguta B. L. Robinson |
| Determined by | B. L. Robinson (GH) |
| Annotation Text | type |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
