| Name | Petalostemon gracile Nuttall |
| Authorship | Nuttall |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Petalostemon |
| Citation | 1834 J. Acad. Nat. Sci. Philadelphia 7: 92 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Petalostemon gracile Nuttall |
| Identification made in | [no date] (1) |
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