| Name | Echeveria megacalyx E. Walther |
| Authorship | E. Walther |
| Rank | Species |
| Placed in | Echeveria de Candolle |
| Citation | 1959 Cact. Succ. J. (Los Angeles) 31: 50 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Echeveria megacalyx E. Walther |
| Identification made in | [no date] (2) |
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