| Name | Ephemerum serratum (Schreber ex Hedwig) Hampe |
| Authorship | (Schreber ex Hedwig) Hampe |
| Rank | Species |
| Placed in | Ephemerum |
| Contains | Ephemerum serratum var. angustifolium (Bruch & Schimper) Bruch & Schimper Ephemerum serratum var. minutissimum (Lindberg) Grout |
| Citation | 1837 Bot. Zeitung (Regensburg) 20: 285 |
| Holdings | 22 Specimens held in the Harvard University Herbaria identified as Ephemerum serratum (Schreber ex Hedwig) Hampe |
| Identification made in | [no date] (22) |