| Classification | Phyllachoraceae: Placostroma |
| Harvard University Herbaria Barcode(s) | 00939899 |
| Collector | I. M. Lamb & M. H. Zimmermann |
| Collector number | A-957 |
| 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 | small cove on N. side near East Point |
| Date Collected | 1966-04-02 |
| Habitat | on an old detached stipe of Laminaria digitata lying on the bottom in the infralittoral |
| Substrate | on an old detached stipe of Laminaria digitata |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/95b1b681-3775-4d98-ab20-af3dcac3fb9f |
| Harvard University Herbaria Barcode | 00939899 |
| Herbarium | FH |
| Previous ownership | ex Herb. I. Mackenzie Lamb; ex Suffolk University |
| Family | Phyllachoraceae |
| Determination | Placostroma laminariae (Rostrup) Meyers |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |