| Classification | Lamiaceae: Leonurus | 
| Harvard University Herbaria Barcode(s) | 00558342 | 
| Collector | N. F. Thayer | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County: Lancaster | 
| Locality | Lancaster | 
| Date Collected | 1903-07-06 [July 6 1903] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/38d1d8f6-d499-4011-b87e-3a88fcb00ec5 | 
| Harvard University Herbaria Barcode | 00558342 | 
| Herbarium | NEBC | 
| Family | Lamiaceae | 
| Determination | Leonurus cardiaca Linnaeus | 
| Determination Remarks | [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |