| Classification | Cactaceae: Mammillaria |
| Harvard University Herbaria Barcode(s) | 01875425 |
| Collector | J. Gregg |
| Collector number | 508 |
| Country | Mexico |
| Geography | North America: North America (CA, US, MX) (Region): Mexico |
| Locality | La Agufrosa (N. of Saltillo) |
| Date Collected | 1848 - 1849 |
| Habitat | frequent |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/145a5bc4-5417-4248-91c9-659b0ba0418b |
| Harvard University Herbaria Barcode | 01875425 |
| Herbarium | GH |
| Family | Cactaceae |
| Determination | Mammillaria sp. Haworth |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
