| Name | Dasylirion leiophyllum Engelmann ex Trelease |
| Authorship | Engelmann ex Trelease |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Dasylirion |
| Contains | Dasylirion leiophyllum var. glaucum (I. M. Johnston) Bogler Dasylirion leiophyllum var. heteracanthum (I. M. Johnston) Bogler |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Dasylirion leiophyllum Engelmann ex Trelease |
| Identification made in | [no date] (1) |