| Name | Dyckia frigida Hooker f. |
| Authorship | Hooker f. |
| Rank | Species |
| Placed in | Dyckia Schultes & Schultes f. |
| Citation | 1877 Bot. Mag. 103: t. 6294. |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Dyckia frigida Hooker f. |
| Identification made in | [no date] (1), 1939 (2), 1986 (1) |