| Classification | Ulva: Ulvaceae | 
| Harvard University Herbaria Barcode(s) | 00934742 | 
| Collector | U. V. Metzger | 
| Collector number | A-967 | 
| 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 | Black Mine (at end of Summer Street) | 
| Date Collected | 1966-04-10 | 
| Habitat | on exposed rock sloping into the sea, slightly above MLTL | 
| Project | Macroalgae TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a2db767e-e32d-495d-8847-e60bc7e547ca | 
| Harvard University Herbaria Barcode | 00934742 | 
| Herbarium | FH | 
| Previous ownership | ex Suffolk University; [ex] Herb. I. Mackenzie Lamb | 
| 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 |