| Classification | Rhodophyta: Ceramiaceae: Callithamnion |
| Harvard University Herbaria Barcode(s) | 00776261 |
| Collector | J. L. A. Kolderup-Rosenvinge |
| Collector number | 8341 |
| Country | Denmark |
| Geography | Europe: Europe (Region) (Region): Denmark |
| Locality | [data not captured] |
| Date Collected | 1913-08-14 |
| Project | Macroalgae TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/eb9dfc80-9d79-4281-a8e1-520036501af2 |
| Harvard University Herbaria Barcode | 00776261 |
| Herbarium | FH |
| Family | Ceramiaceae |
| Determination | Callithamnion tetragonum (Withering) Gray |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |