| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 00017242 |
| Type Status | Syntype |
| Collector | J. Dunbar |
| Collector number | 4 |
| Country | United States of America |
| State | New York |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York: Niagara County: Niagara Falls |
| Date Collected | 1903-05-21 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/adea12c8-b978-4e89-b632-1c671ec66b91 |
| Harvard University Herbaria Barcode | 00017242 |
| Herbarium | A |
| Family | Rosaceae |
| Type Status | Syntype |
| Syntype of | Crataegus promissa Sargent |
| Verified by | D. E. Boufford |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Crataegus promissa Sargent) New York State Mus. Bull. 1908. 122: 50. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |