| Classification | Asteraceae: Helianthus |
| Harvard University Herbaria Barcode(s) | 00535736 |
| Collector | R. J. Eaton |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Concord |
| Locality | Concord, Clam Shell Bluff |
| Date Collected | 1934-08-13 [Aug 13, 1934] |
| Habitat | Sandy field |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ead06688-f667-46b8-bcb6-52b0701a6cd0 |
| Harvard University Herbaria Barcode | 00535736 |
| Herbarium | NEBC |
| Family | Asteraceae |
| Determination | Helianthus rigidus (Cassini) Desfontaines |
| Determined by | Heiser, Charles Bixler, Jr. |
| Family | Asteraceae |
| Determination | Helianthus scaberrimus Bentham |
| Determination Remarks | [is label name] |
| Family | Asteraceae |
| Determination | Helianthus laetiflorus var. rigidus (Desfontaines) Fernald |
| Determined by | [R. J. Eaton (scripist) annotation on sheet] |
| Family | Asteraceae |
| Determination | Helianthus pauciflorus Nuttall |
| Determined by | fide R. L. Angelo |
| Date Determined | 2020 |
| Determination Remarks | [is filed under name] [is Current name] |
| Annotation Text | ssp. pauciflorus. Vascular Flora of Concord, Massachusetts (http://www.ray-a.com/ConcordMassFlora.pdf) |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
