| Classification | Rhodophyta: Rhodomelaceae: Polysiphonia | 
| Harvard University Herbaria Barcode(s) | 00909468 | 
| Collector | F. S. Collins | 
| Country | United States of America | 
| State | Maine | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Hancock County: Mount Desert Island | 
| Locality | [data not captured] | 
| Date Collected | 1889-07-24 | 
| Project | Macroalgae TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/99053ae7-b22b-4a09-80b7-8c30a7dede02 | 
| Harvard University Herbaria Barcode | 00909468 | 
| Herbarium | NEBC | 
| Family | Rhodomelaceae | 
| Determination | Polysiphonia fastigiata (Roth) Greville | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |