| Name | Echinocactus ingens Zuccarini ex Pfeiffer |
| Authorship | Zuccarini ex Pfeiffer |
| Rank | Species |
| Placed in | Echinocactus |
| Citation | 1837 (Feb 1837) Enum. Diagn. Cact. 54 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Echinocactus ingens Zuccarini ex Pfeiffer |
| Identification made in | [no date] (3) |
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