| Classification | Rhodophyta: Rhodomelaceae: Polysiphonia |
| Harvard University Herbaria Barcode(s) | 00976177 |
| 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: Essex County: Nahant |
| Locality | [no additional data] |
| Date Collected | 1849-02-** |
| Project | Macroalgae TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b7449545-fd55-42f5-80d5-1f6ed7de87ef |
| Harvard University Herbaria Barcode | 00976177 |
| Herbarium | FH |
| Family | Rhodomelaceae |
| Determination | Polysiphonia fastigiata (Roth) Greville |
| Determination Remarks | [is filed under name] [is Current name] |
| Subcollection | Taylor Herbarium: Algae |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
