| Harvard University Herbaria Barcode(s) | 00016216 |
| Type Status | Syntype |
| Collector | J. C. Dunbar & G. D. Cornell |
| Collector number | 20 |
| Country | United States of America |
| State | New York |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York |
| Locality | Cooper's Plains |
| Date Collected | 1905-09-21 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8dcc0241-0d6b-4c74-89fd-e1a3acac41a0 |
| Harvard University Herbaria Barcode | 00016216 |
| Herbarium | A |
| Type Status | Syntype |
| Syntype of | Crataegus singularis Sargent |
| Verified by | D. E. Boufford |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Crataegus singularis Sargent) New York State Mus. Bull. 1908. 122: 106. |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
