| Classification | Ulva: Ulvaceae | 
| Harvard University Herbaria Barcode(s) | 00934730 | 
| Collector | Butler & McNamara [NEUMS] | 
| 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 | NEUMS | 
| Date Collected | 1975-09-15 | 
| Vernacular Name | sea lettuce | 
| Project | Macroalgae TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3e78b7db-89cd-47aa-be10-aa2665e4d85a | 
| Harvard University Herbaria Barcode | 00934730 | 
| Herbarium | FH | 
| Previous ownership | ex Suffolk University | 
| Family | Ulvaceae | 
| Determination | Ulva lactuca Linnaeus | 
| Determination Remarks | [filed under] [label name] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |