| Name | Petalostemon purpureum (Ventenat) Rydberg |
| Authorship | (Ventenat) Rydberg |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Petalostemon |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Petalostemon purpureum (Ventenat) Rydberg |
| Identification made in | [no date] (1) |
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