| Classification | Cactaceae: Mammillaria |
| Harvard University Herbaria Barcode(s) | 00442230 |
| Collector | Edw. Palmer |
| Collector number | X |
| Country | Mexico |
| Geography | North America: North America (CA, US, MX) (Region): Mexico |
| Locality | San Lorenzo de Laguna. 70 m. S.W. of Parras |
| Date Collected | 1880-05-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c8223ec0-8d27-4e3a-8ec8-d4d7a972c424 |
| Harvard University Herbaria Barcode | 00442230 |
| Herbarium | GH |
| Family | Cactaceae |
| Determination | Mammillaria sp. Haworth |
| Determination Remarks | [is label name] |
| Family | Cactaceae |
| Determination | Mammillaria pottsii Scheer ex Salm-Dyck |
| Determined by | Zimmerman, Allan Dale |
| Date Determined | 1983-04-** |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
