| Classification | Brassicaceae: Arabidopsis | 
| Harvard University Herbaria Barcode(s) | 00992898 | 
| Collector | Raym. L. Schaeffer | 
| Collector number | 1299 | 
| Country | United States of America | 
| State | Pennsylvania | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Delaware County | 
| Locality | 1/2 mile west of Haverford Post Office Pa. | 
| Date Collected | 1939-05-02 | 
| Habitat | Fallow soil | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/fb74e068-806d-46c7-8f4d-4bc53e81effa | 
| Harvard University Herbaria Barcode | 00992898 | 
| Herbarium | GH | 
| Previous ownership | [ex] Schaeffer Herbarium | 
| Family | Brassicaceae | 
| Determination | Arabidopsis thaliana (Linnaeus) Heynhold | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |