| Classification | Asteraceae: Sonchus | 
| Barcode(s) | 00637431 | 
| Collector | F. C. Seymour | 
| Collector number | 18903 | 
| Country | United States of America | 
| State | Vermont | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Vermont: Caledonia County: Ryegate | 
| Locality | Ryegate | 
| Date Collected | 1960-07-21 [21 July 1960] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/763bb874-8260-4209-8215-ea1c4c8a28d5 | 
| Harvard University Herbaria Barcode | 00637431 | 
| Herbarium | NEBC | 
| Family | Asteraceae | 
| Determination |  Sonchus asper (Linnaeus) Hill | 
| Determination Remarks |  [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |