| Harvard University Herbaria Barcode(s) | 00003352 | 
| Type Status | Syntype | 
| Collector | O. E. Jennings & G. K. Jennings | 
| Collector number | WH | 
| Country | United States of America | 
| State | Pennsylvania | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Armstrong County | 
| Locality | Along roadside at mouth of Whiskey Hollow | 
| Date Collected | 1909-09-28 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5ffb7e6e-6cd5-4342-81ec-f10b4eed4f86 | 
| Harvard University Herbaria Barcode | 00003352 | 
| Herbarium | A | 
| Type Status | Syntype | 
| Syntype of | Crataegus duracina Sargent | 
| Verified by | D. E. Boufford | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Crataegus duracina Sargent) Proc. Acad. Nat. Sci. Philadelphia 1910. 62: 186. | 
| Sex | not determined | 
| Phenology | Fruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |