| Classification | Rosaceae: Crataegus |
| Barcode(s) | 00017207 |
| Type Status | Possible Type |
| Collector | J. A. Shafer-1 |
| Collector number | 1 |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Allegheny County: Pittsburgh |
| Locality | In Hollow near Forbes Ave., Schruley Park. |
| Date Collected | 1902-05-23 |
| Remarks | Date of collection may have been too late for this specimen to be a type. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b3cb0287-ad90-4dc4-a602-296db76cb4b0 |
| Harvard University Herbaria Barcode | 00017207 |
| Herbarium | A |
| Family | Rosaceae |
| Type Status | Possible Type |
| Possible Type of | Crataegus porrecta Ashe |
| Verified by | D. E. Boufford |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Crataegus porrecta Ashe) Ann. Carnegie Mus. 1902. 1: 391. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |