| Classification | Rosaceae: Crataegus | 
| Harvard University Herbaria Barcode(s) | 01646032 | 
| Collector | A. Twining | 
| Collector number | 15 | 
| Country | United States of America | 
| State | Pennsylvania | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Lackawanna County | 
| Locality | Keyser valley | 
| Date Collected | 1908-05-23 | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/95673bbb-985f-44b7-bb89-8e7af3bbc4dd | 
| Harvard University Herbaria Barcode | 01646032 | 
| Herbarium | A | 
| Previous ownership | Ex Herb. Benj. H. Smith | 
| Family | Rosaceae | 
| Determination | Crataegus pruinosa (J. C. Wendland) K. Koch | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |