| Classification | Ephemeraceae: Ephemerum |
| Classification 1 | Ephemeraceae: Micromitrium |
| Harvard University Herbaria Barcode(s) | 00079644 |
| Type Status | Isotype |
| Collector | |
| Country | United States of America |
| State | New Jersey |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Jersey: Camden County: Camden |
| Locality | near Camden |
| Date Collected | 1862-11-** |
| Substrate | clay soil |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4d658799-8ec4-4766-b7b8-c4c23602f1ce |
| Harvard University Herbaria Barcode | 00079644 |
| Herbarium | FH |
| Family | Ephemeraceae |
| Type Status | Isotype |
| Isotype of | Ephemerum synoicum James |
| Taxon Reference | (for Ephemerum synoicum James) Trans. Amer. Philos. Soc. 1865. 9: 106. |
| Family | Ephemeraceae |
| Determination | Micromitrium synoicum (James) Austin |
| Determined by | V. S. Bryan (DUKE) |
| Date Determined | 2006-09-08 |
| Determination Remarks | [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |