| Classification | Asteraceae: Centaurea |
| Harvard University Herbaria Barcode(s) | 02172543 |
| Collector | M. H. Williams |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania |
| Locality | [data not captured] |
| Date Collected | 1922-08-19 |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/997da609-2bd1-40ee-9d18-6f1e118ed52c |
| Harvard University Herbaria Barcode | 02172543 |
| 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 |
