| Name | Eucephalus glaucescens (A. Gray) Greene |
| Authorship | (A. Gray) Greene |
| Rank | Species |
| Placed in | Eucephalus Nuttall |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Eucephalus glaucescens (A. Gray) Greene |
| Identification made in | 2017 (4) |