| Name | Heterotheca sessiliflora subsp. sessiliflora |
| Authorship | |
| Rank | Subspecies |
| NomenclaturalStatus | Unknown |
| Placed in | Heterotheca sessiliflora (Nuttall) Shinners |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Heterotheca sessiliflora subsp. sessiliflora |
| Identification made in | [no date] (1) |