| Classification | Chromista: Phaeophyceae: Ectocarpales: Scytosiphonaceae: Petalonia | 
| Harvard University Herbaria Barcode(s) | 01002824 | 
| Collector | G. R. South | 
| Collector number | 1449 | 
| Country | Canada | 
| State | Newfoundland & Labrador | 
| Geography | North America: North America (CA, US, MX) (Region): Canada: Newfoundland & Labrador: Ferryland | 
| Locality | Ferryland | 
| Date Collected | 1968-04-12 | 
| Habitat | mid to low tide | 
| Substrate | boulders | 
| Project | Macroalgae TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/bf04b04f-3213-4bf8-a2d7-652e681de6d9 | 
| Harvard University Herbaria Barcode | 01002824 | 
| Herbarium | FH | 
| Previous ownership | ex Physical Herbarium Memorial University of Newfoundland, St. John's | 
| Exsiccata | Algae Terrae Novae  Fascicle 1 Number 6 | 
| Family | Scytosiphonaceae | 
| Determination | Petalonia fascia (O. F. Müller) Kuntze | 
| Determined by | South, Graham Robin | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |