| Classification | Chromista: Phaeophyceae: Cladostephaceae: Cladostephus | 
| Harvard University Herbaria Barcode(s) | 00976251 | 
| Collector | [no data available] | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Nantucket County: Nantucket | 
| Locality | [no additional data] | 
| Project | Macroalgae TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5ac9b8c1-7fed-41d8-9061-bd0026829d9e | 
| Harvard University Herbaria Barcode | 00976251 | 
| Herbarium | FH | 
| Previous ownership | ex Herbarium of W. H. Weston | 
| Family | Cladostephaceae | 
| Determination | Cladostephus verticillatus (Lightfoot) Lyngbye | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |