| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 00004194 |
| Type Status | Syntype, Lectotype |
| Collector | B. F. Bush |
| Collector number | 345 |
| Country | United States of America |
| State | Missouri |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Missouri |
| Date Collected | 1899-08-04 |
| Habitat | Along gravelly branches |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/399fb086-0351-4158-99b7-6c9207e1a37b |
| Harvard University Herbaria Barcode | 00004194 |
| Herbarium | A |
| Family | Rosaceae |
| Type Status | Syntype |
| Syntype of | Crataegus disjuncta Sargent |
| Verified by | D. E. Boufford |
| Taxon Reference | (for Crataegus disjuncta Sargent) Trees & Shrubs [Sargent] 1903. 1: 109. |
| Family | Rosaceae |
| Type Status | Lectotype |
| Lectotype of | Crataegus disjuncta Sargent |
| Verified by | J. B. Phipps (UWO) & G. Yatskievych (MO) |
| Date Determined | 2003 |
| Taxon Reference | (for Crataegus disjuncta Sargent) Trees & Shrubs [Sargent] 1903. 1: 109. |
| Family | Rosaceae |
| Determination | Crataegus dissona Sargent |
| Determined by | J. B. Phipps (UWO) & G. Yatskievych (MO) |
| Date Determined | 2003 |
| Determination Remarks | [current name] |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
