| Classification | Rhodophyta: Bangiaceae: Porphyra | 
| Harvard University Herbaria Barcode(s) | 00907227 | 
| Collector | G. I. Hansen | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Essex County: Nahant | 
| Locality | [data not captured] | 
| Date Collected | 1976-08-13 | 
| Project | Macroalgae TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f82671bb-907f-49ce-a2cc-82f77490d39b | 
| Harvard University Herbaria Barcode | 00907227 | 
| Herbarium | FH | 
| Family | Bangiaceae | 
| Determination | Porphyra umbilicalis Kützing | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |