| Classification | Ephemeraceae: Ephemerum |
| Harvard University Herbaria Barcode(s) | 00797163 |
| Collector | F. Bartley & Pontius |
| Country | United States of America |
| State | Ohio |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Ohio: Ross County |
| Locality | [data not captured] |
| Date Collected | 1938-10-21 |
| Project | Lichen and Bryophyte TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/15b7bebe-0bd5-42da-bb3d-2c4b63580009 |
| Harvard University Herbaria Barcode | 00797163 |
| Herbarium | FH |
| Family | Ephemeraceae |
| Determination | Ephemerum serratum (Schreber ex Hedwig) Hampe |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |
