| Classification | Asteraceae: Lactuca |
| Harvard University Herbaria Barcode(s) | 01834912 |
| Collector | G. M. Merrill |
| Collector number | 909 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Murray County |
| Locality | Platt National Park, Sulphur |
| Date Collected | 1935-07-15 |
| Container | Plants of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c8000339-e0e7-4bff-8846-78c132e78cd6 |
| Harvard University Herbaria Barcode | 01834912 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of the Arnold Arboretum, Harvard University |
| Family | Asteraceae |
| Determination | Lactuca serriola Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
