| Classification | Rhodophyta: Ceramiaceae: Callithamnion |
| Harvard University Herbaria Barcode(s) | 00976376 |
| Collector | [no data available] |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Dukes County: Gay Head |
| Locality | Martha's Vineyard |
| Date Collected | 1912-07-** |
| Project | Macroalgae TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/57f892e5-3558-403a-8d7a-4f4ced926c9d |
| Harvard University Herbaria Barcode | 00976376 |
| Herbarium | FH |
| Family | Ceramiaceae |
| Determination | Callithamnion roseum (Roth) Lyngbye |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
