| Classification | Asteraceae: Sonchus |
| Harvard University Herbaria Barcode(s) | 00443455 |
| Collector | E. J. Palmer |
| Collector number | 42691 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Suffolk County: Boston |
| Locality | The Arnold Arboretum, South Street tract [Jamaica Plain]
|
| Date Collected | 1934-08-03 |
| Habitat | Low open ground |
| Container | Spontaneous Flora of the Arnold Arboretum |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e5e42973-2b45-45d0-acec-69150a965498 |
| Harvard University Herbaria Barcode | 00443455 |
| Herbarium | NEBC |
| Family | Asteraceae |
| Determination | Sonchus arvensis var. glabrescens Günther, Grabowski & Wimmer |
| Determination Remarks | [is label name] |
| Family | Asteraceae |
| Determination | Sonchus arvensis subsp. uliginosa (M. Bieberstein) Nyman |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2013 |
| Determination Remarks | [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
