| Name | Psilostrophe cooperi (A. Gray) Greene |
| Authorship | (A. Gray) Greene |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Psilostrophe |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Psilostrophe cooperi (A. Gray) Greene |
| Identification made in | 1944 (6), 1973 (1) |