| Name | Lesquerella grandiflora (Hooker) Watson |
| Authorship | (Hooker) Watson |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Lesquerella |
| Holdings | 14 Specimens held in the Harvard University Herbaria identified as Lesquerella grandiflora (Hooker) Watson |
| Identification made in | 1955 (10), 1970 (3), 1972 (1) |