| Classification | Asteraceae: Centaurea |
| Harvard University Herbaria Barcode(s) | 02172494 |
| Collector | A. M. Ayre |
| Collector number | 697 |
| Country | Canada |
| State | Newfoundland & Labrador |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Newfoundland & Labrador |
| Locality | [data not captured] |
| Date Collected | 1928 |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d36a6e94-9a96-4c19-b9d5-4e9505a817d1 |
| Harvard University Herbaria Barcode | 02172494 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Centaurea nigra Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
