| Name | Petalostemon tenuis (J. M. Coulter) A. Heller |
| Authorship | (J. M. Coulter) A. Heller |
| Rank | Species |
| Placed in | Petalostemon |
| Citation | 1899 Bull. Torrey Bot. Club 26(11): 593 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Petalostemon tenuis (J. M. Coulter) A. Heller |
| Identification made in | [no date] (1) |