| Classification | Cactaceae: Hamatocactus |
| Harvard University Herbaria Barcode(s) | 01678137 |
| Collector | F. G. Meyer & D. J. Rogers |
| Collector number | 2839 |
| Country | Mexico |
| State | Tamaulipas |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Tamaulipas |
| Locality | Hacienda Santa Engracia, 40 mi. northwest Ciudad Victoria |
| Date Collected | 1948-07-24 |
| Verbatim Elevation | 240 m |
| Habitat | in thorn forest |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2ff9326d-9171-42a5-a813-b3353a6931a3 |
| Harvard University Herbaria Barcode | 01678137 |
| Herbarium | GH |
| Family | Cactaceae |
| Determination | Hamatocactus hamatacanthus (Muehlenpfordt) F. M. Knuth |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
