| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 00017306 |
| Type Status | Syntype, Lectotype |
| Collector | J. H. Kellogg |
| Country | United States of America |
| State | Missouri |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Missouri: Franklin County: Pacific |
| Date Collected | 1907-04-24 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1ae6c322-c816-4ff9-8373-4c86c99d8fc6 |
| Harvard University Herbaria Barcode | 00017306 |
| Herbarium | A |
| Previous ownership | Ex Kellogg |
| Family | Rosaceae |
| Type Status | Syntype |
| Syntype of | Crataegus rigida Sargent |
| Verified by | D. E. Boufford |
| Taxon Reference | (for Crataegus rigida Sargent) Rep. (Annual) Missouri Bot. Gard. 1908. 19: 99. |
| Family | Rosaceae |
| Type Status | Lectotype |
| Lectotype of | Crataegus rigida Sargent |
| Verified by | J. B. Phipps (UWO) & G. Yatskievych (MO) |
| Date Determined | 2003 |
| Taxon Reference | (for Crataegus rigida Sargent) Rep. (Annual) Missouri Bot. Gard. 1908. 19: 99. |
| 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 | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
