| Classification | Cactaceae: Echinocactus |
| Harvard University Herbaria Barcode(s) | 00062000 |
| Type Status | Isotype |
| Collector | Edw. Palmer |
| Collector number | 107 |
| Country | Mexico |
| State | Tamaulipas |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Tamaulipas: Victoria |
| Locality | Vicinity of Victoria, 320 m. |
| Date Collected | 1907-04-09 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c5d7c0fe-93a1-446a-b7f9-32f7425bfcb1 |
| Harvard University Herbaria Barcode | 00062000 |
| Herbarium | GH |
| Family | Cactaceae |
| Type Status | Isotype |
| Isotype of | Echinocactus megarrhizus Rose |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Echinocactus megarrhizus Rose) Contr. U.S. Natl. Herb. 1909. 12: 290. |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
