| Classification | Cactaceae: Mammillaria |
| Classification 1 | Cactaceae: Ariocarpus |
| Harvard University Herbaria Barcode(s) | 00063153 |
| Type Status | Holotype |
| Collector | C. G. Pringle |
| Collector number | 2580 |
| Country | Mexico |
| State | Coahuila |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Coahuila |
| Locality | Carneros Pass |
| Date Collected | 1889-09-16 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b90a2a17-b756-48de-92af-6fc47bc70233 |
| Harvard University Herbaria Barcode | 00063153 |
| Herbarium | GH |
| Family | Cactaceae |
| Type Status | Holotype |
| Holotype of | Mammillaria furfuracea S. Watson |
| Verified by | W. T. Kittredge |
| Date Determined | 2008 |
| Taxon Reference | (for Mammillaria furfuracea S. Watson) Proc. Amer. Acad. Arts 1890. 25: 150. |
| Family | Cactaceae |
| Determination | Ariocarpus retusus Scheidweiler |
| Determined by | E. F. Anderson (POM) |
| Date Determined | 1959 |
| Determination Remarks | [current name] |
| Family | Cactaceae |
| Determination | Mammillaria furfuracea S. Watson |
| Determination Remarks | [label name] |
| Annotation Text | n. sp. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
