| Classification | Chromista: Phaeophyceae: Chordariaceae: Chordaria | 
| Harvard University Herbaria Barcode(s) | 00934487 | 
| Collector | I. M. Lamb & M. H. Zimmermann | 
| Collector number | A-978 | 
| 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 | mud flats at Black Rock Beach | 
| Date Collected | 1966-06-11 | 
| Habitat | in very shallow water at low tide, on a small stone half-embedded in muddy sand | 
| Project | Macroalgae TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d634a989-4bf5-424f-81b1-1267f4e8ed3f | 
| Harvard University Herbaria Barcode | 00934487 | 
| Herbarium | FH | 
| Previous ownership | ex Suffolk University; [ex] Herb. I. Mackenzie Lamb | 
| Family | Chordariaceae | 
| Determination | Chordaria flagelliformis var. densa Farlow | 
| Determination Remarks | [filed under] [label name] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |