| Classification | Asteraceae: Helianthus |
| Harvard University Herbaria Barcode(s) | 00535607 |
| 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: Plymouth County: Hanson |
| Locality | Hanson |
| Date Collected | 1940-08-31 [Aug. 31, 1940] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/74223667-8a38-44ba-9628-fa7fbc506ee9 |
| Harvard University Herbaria Barcode | 00535607 |
| Herbarium | NEBC |
| Family | Asteraceae |
| Determination | Helianthus grosseserratus G. Martens |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |