| Classification | Cactaceae: Mammillaria | 
| Harvard University Herbaria Barcode(s) | 01875413 | 
| Collector | F. G. Meyer & D. J. Rogers | 
| Collector number | 3109 | 
| Country | Mexico | 
| State | Tamaulipas | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Tamaulipas | 
| Locality | in valley just east of summit on C. Victoria-Jaumave road | 
| Date Collected | 1948-09-05 | 
| Verbatim Elevation | 900 m | 
| Habitat | on serpentine outcrops in valley | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4843d2f5-3f9f-4162-9baf-e157a899153d | 
| Harvard University Herbaria Barcode | 01875413 | 
| Herbarium | GH | 
| Family | Cactaceae | 
| Determination | Mammillaria roseoalba Boedeker | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |