| Classification | Rhodophyta: Rhodomelaceae: Polysiphonia | 
| Harvard University Herbaria Barcode(s) | 01002964 | 
| Collector | [data not captured] | 
| Collector number | 9698 | 
| Country | Canada | 
| State | Newfoundland & Labrador | 
| Geography | North America: North America (CA, US, MX) (Region): Canada: Newfoundland & Labrador: Newfoundland Island: Fortune Bay | 
| Locality | Otter Rub Pt., Fortune Bay | 
| Georeference | 47° 39' N, 54° 48' W | 
| Date Collected | 1972-07-29 | 
| Habitat | 30m. subtidally in a moderately exposed locality. Water .5C, at 35m., air 15C, salinity 32/00 | 
| Substrate | pebbles and shells in sand | 
| Frequency | common | 
| Project | Macroalgae TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/85129ed1-8206-4f0b-b1ba-1f72aa00d321 | 
| Harvard University Herbaria Barcode | 01002964 | 
| Herbarium | FH | 
| Previous ownership | ex Phycological Herbarium, Memorial University of Newfoundlound, St. John's | 
| Exsiccata | Algae Terrae Novae  Fascicle 7 Number 145 | 
| Family | Rhodomelaceae | 
| Determination | Polysiphonia arctica J. Agardh | 
| Determined by | R. Hooper | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |