| Classification | Asteraceae: Centaurea |
| Harvard University Herbaria Barcode(s) | 00531049 |
| Collector | C. H. Knowlton |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Chelmsford |
| Locality | Chelmsford |
| Date Collected | 1901-09-02 [Sept. 2, 1901] |
| Habitat | Roadside |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/261646d5-c027-48d0-be0b-e21f182a0cd7 |
| Harvard University Herbaria Barcode | 00531049 |
| Herbarium | NEBC |
| Family | Asteraceae |
| Determination | Centaurea nigra Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
