| Classification | Rhodophyta: Ceramiaceae: Callithamnion |
| Harvard University Herbaria Barcode(s) | 00776262 |
| Collector | P. V. Titius |
| Country | France |
| State | Normandie |
| Geography | Europe: Europe (Region) (Region): France: Normandie: Calvados |
| Locality | [data not captured] |
| Project | Macroalgae TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/58981dd4-729c-42db-a1d2-f411f3e9254e |
| Harvard University Herbaria Barcode | 00776262 |
| Herbarium | FH |
| Family | Ceramiaceae |
| Determination | Callithamnion tetragonum (Withering) Gray |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
