| Name | Calliachyris fremontii Torrey & A. Gray ex A. Gray |
| Authorship | Torrey & A. Gray ex A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Calliachyris |
| Citation | 1845 Boston J. Nat. Hist. 5: 140 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Calliachyris fremontii Torrey & A. Gray ex A. Gray |
| Identification made in | [no date] (2) |