| Classification | Rosaceae: Crataegus | 
| Harvard University Herbaria Barcode(s) | 00017069 | 
| Type Status | Probable Syntype | 
| Collector | J. H. Kellogg | 
| Collector number | 7 | 
| Country | United States of America | 
| State | Missouri | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Missouri: Osage County: Osage | 
| Date Collected | 1905-05-06 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f5dfeebb-e67b-4cc9-8932-d563df5c2f4c | 
| Harvard University Herbaria Barcode | 00017069 | 
| Herbarium | A | 
| Previous ownership | Ex Kellogg | 
| Family | Rosaceae | 
| Type Status | Probable Syntype | 
| Probable Syntype of | Crataegus pachyphylla Sargent | 
| Verified by | J. B. Phipps (UWO) & G. Yatskievych (MO) | 
| Date Determined | 2003 | 
| Taxon Reference | (for  Crataegus pachyphylla Sargent) Rep. (Annual) Missouri Bot. Gard. 1985. 19: 54. | 
| Family | Rosaceae | 
| Type Status | Syntype | 
| Syntype of | Crataegus pachyphylla Sargent | 
| Verified by | D. E. Boufford | 
| Taxon Reference | (for  Crataegus pachyphylla Sargent) Rep. (Annual) Missouri Bot. Gard. 1985. 19: 54. | 
| Family | Rosaceae | 
| Determination | Crataegus crus-galli Linnaeus | 
| Determined by | J. B. Phipps (UWO) & G. Yatskievych (MO) | 
| Date Determined | 2003 | 
| Determination Remarks | [current name] | 
| Family | Rosaceae | 
| Determination | Crataegus pachyphylla Sargent | 
| Determination Remarks | [label name] | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |