| Classification | Asteraceae: Carduus | 
| Harvard University Herbaria Barcode(s) | 01017606 | 
| Collector | L. J. Mehrhoff & E. Corrigan | 
| Collector number | 22022 | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County: Barre | 
| Locality | Barre | 
| Date Collected | 2002-10-25 [25 OCT 2002] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7e18684e-1053-4411-bacf-dcedaa5ac02a | 
| Harvard University Herbaria Barcode | 01017606 | 
| Herbarium | NEBC | 
| Family | Asteraceae | 
| Determination | Carduus acanthoides Linnaeus | 
| Determination Remarks | [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |