| Classification | Cactaceae: Mammillaria |
| Harvard University Herbaria Barcode(s) | 01875429 |
| Collector | R. A. Howard |
| Collector number | 18510 |
| Country | Antigua and Barbuda |
| State | Barbuda |
| Geography | North America: Caribbean (Region): Antigua and Barbuda: Barbuda |
| Locality | Round Hill area |
| Date Collected | 1977-07-28 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/fbb19f34-eab7-4212-92ca-0b4d0082f3dc |
| Harvard University Herbaria Barcode | 01875429 |
| Herbarium | A |
| Family | Cactaceae |
| Determination | Mammillaria nivosa Link ex Pfeiffer |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
