| Name | Hieracium crepidispermum subsp. retropistum Greene ex Zahn |
| Authorship | Greene ex Zahn |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Hieracium crepidispermum Fries |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hieracium crepidispermum subsp. retropistum Greene ex Zahn |
| Identification made in | [no date] (1) |
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