| Classification | Cactaceae: Mammillaria | 
| Harvard University Herbaria Barcode(s) | 01678249 | 
| Collector | W. T. Gillis | 
| Collector number | 1442 | 
| Geography | North America: Caribbean (Region): Turks and Caicos Islands | 
| Locality | East Caicos, southeast corner of island, slopes of Good's Hill | 
| Date Collected | 1978-03-31 | 
| Habitat | growing on bare limestone | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3e76f31b-4eef-4d55-8f75-3349ece49bb9 | 
| Harvard University Herbaria Barcode | 01678249 | 
| Herbarium | GH | 
| Family | Cactaceae | 
| Determination | Mammillaria nivosa Link ex Pfeiffer | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Bag | 
| Preparation Method | Dried |