| Name | Mentzelia humilis (Urban & Gilg) Darlington | 
| Authorship | (Urban & Gilg) Darlington | 
| Rank | Species | 
| NomenclaturalStatus | Unknown | 
| Placed in | Mentzelia Linnaeus | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Mentzelia humilis (Urban & Gilg) Darlington | 
| Identification made in | [no date] (2) |