| Classification | Cactaceae: Mammillaria |
| Harvard University Herbaria Barcode(s) | 01875369 |
| Collector | C. G. Pringle |
| Country | United States of America |
| State | Arizona |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona |
| Locality | Mustang Mts. |
| Date Collected | 1884-07-13 |
| Habitat | Ledges |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d39f322f-aab7-49af-b7c0-bc2b6423ce67 |
| Harvard University Herbaria Barcode | 01875369 |
| Herbarium | GH |
| Family | Cactaceae |
| Determination | Mammillaria grahamii Engelmann |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
