| Classification | Asteraceae: Carduus |
| Harvard University Herbaria Barcode(s) | 00075745 |
| Type Status | Isotype |
| Collector | C. F. Baker, F. S. Earle & S. M. Tracy |
| Collector number | 401 |
| Country | United States of America |
| State | Colorado |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Colorado: Montezuma County |
| Locality | West of Mancos, on sage plains |
| Date Collected | 1898-07-08 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/90e55c2a-0424-447b-9214-a9ef57c975b3 |
| Harvard University Herbaria Barcode | 00075745 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Carduus truncatus Greene ex Rydberg |
| Verified by | P. Barlow-Irick |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Carduus truncatus Greene ex Rydberg) Fl. Colorado [Rydberg] 1906. 400-401. |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
