| Name | Leptilon canadense var. pusillum (Nuttall) Daniels |
| Authorship | (Nuttall) Daniels |
| Rank | Variety |
| Placed in | Leptilon canadense (Linnaeus) Britton |
| Citation | 1911 Fl. Boulder Colorado [Daniels] 239 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Leptilon canadense var. pusillum (Nuttall) Daniels |
| Identification made in | [no date] (1) |