| Name | Caulanthus cooperi (S. Watson) Payson |
| Authorship | (S. Watson) Payson |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Caulanthus |
| Holdings | 68 Specimens held in the Harvard University Herbaria identified as Caulanthus cooperi (S. Watson) Payson |
| Identification made in | [no date] (27), 1942 (1), 1973 (1), 1996 (39) |