| Classification | Rhodophyta: Gigartinaceae: Gigartina | 
| Barcode(s) | 00907621 | 
| Collector | [no data available] | 
| Country | United States of America | 
| State | Rhode Island | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Rhode Island: Bristol County: Castle Island | 
| Locality | Newport, RI | 
| Date Collected | 1878-07-** | 
| Project | Macroalgae TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/86841f95-927b-4b8e-bdcd-2e1772880165 | 
| Harvard University Herbaria Barcode | 00907621 | 
| Herbarium | FH | 
| Family | Gigartinaceae | 
| Determination |  Gigartina mamillosa (Goodenough & Woodward) J. Agardh | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |