| Name | Mentzelia laevicaulis (Douglas ex Hooker) Torrey & A. Gray |
| Authorship | (Douglas ex Hooker) Torrey & A. Gray |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Mentzelia Linnaeus |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Mentzelia laevicaulis (Douglas ex Hooker) Torrey & A. Gray |
| Identification made in | [no date] (1) |