| Name | Orthocarpus attenuata A. Gray |
| Authorship | A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Orthocarpus |
| Citation | 1857 Pacific Railr. Rep. 4, Pt. 5, No. 4 (Whipple) 121 |
| Holdings | 80 Specimens held in the Harvard University Herbaria identified as Orthocarpus attenuata A. Gray |
| Identification made in | [no date] (78), 1926 (2) |