| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 00064831 |
| Collector | A. Twining |
| Collector number | 22 |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Lackawanna County: Throop |
| Date Collected | 1907-05-24 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/28740953-4a5c-4985-a8e7-76381c3cba22 |
| Harvard University Herbaria Barcode | 00064831 |
| Herbarium | A |
| Family | Rosaceae |
| Determination | Crataegus angustisepala Sargent |
| Determination Remarks | Arev: Not a type [filed under] [label name] [current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |