| Classification | Caulerpaceae: Ahnfeldtia |
| Harvard University Herbaria Barcode(s) | 00777254 |
| Collector | F. K. Mertens |
| Country | United States of America |
| State | Alaska |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Alaska |
| Locality | [data not captured] |
| Date Collected | 1847-08-** |
| Project | Macroalgae TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7b6aedac-dbcc-4656-a68d-35dc7f308f23 |
| Harvard University Herbaria Barcode | 00777254 |
| Herbarium | FH |
| Family | Caulerpaceae |
| Determination | Ahnfeldtia fastigiata (Endlicher) Makienko |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
