| Classification | Cactaceae: Thelocactus |
| Harvard University Herbaria Barcode(s) | 01678134 |
| Collector | A. H. Schroeder |
| Collector number | 4 |
| Country | Mexico |
| State | Coahuila |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Coahuila |
| Locality | "Monte de San Vicente," western base of the Sierra de San Vicente north of the mouth of Cañon Espantosa, about 20 km. E.SE. of Cuatro Cienegas |
| Date Collected | 1941-03-08 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d4f53605-a26a-4ed0-9555-e6d6246b1959 |
| Harvard University Herbaria Barcode | 01678134 |
| Herbarium | GH |
| Family | Cactaceae |
| Determination | Thelocactus bicolor (Galeotti ex Pfeiffer) Britton & Rose |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
