| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 00016631 |
| Type Status | Syntype |
| Collector | E. J. Palmer |
| Collector number | 2771 |
| Country | United States of America |
| State | Missouri |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Missouri: Jasper County: Joplin |
| Date Collected | 1909-09-27 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7b61b71a-993f-4ccd-b4fe-c5cbf80e27e6 |
| Harvard University Herbaria Barcode | 00016631 |
| Herbarium | A |
| Family | Rosaceae |
| Type Status | Syntype |
| Syntype of | Crataegus paradoxa Sargent |
| Verified by | J. B. Phipps (UWO) & G. Yatskievych (MO) |
| Date Determined | 2003 |
| Taxon Reference | (for Crataegus paradoxa Sargent) Rep. (Annual) Missouri Bot. Gard. 1912. 22: 68. |
| Family | Rosaceae |
| Type Status | Syntype |
| Syntype of | Crataegus paradoxa Sargent |
| Verified by | D. E. Boufford |
| Date Determined | 1987 |
| Determination Remarks | (but date cited as 1908 in protologue) |
| Taxon Reference | (for Crataegus paradoxa Sargent) Rep. (Annual) Missouri Bot. Gard. 1912. 22: 68. |
| Family | Rosaceae |
| Determination | Crataegus crus-galli var. capillata Sargent |
| Determined by | J. B. Phipps (UWO) & G. Yatskievych (MO) |
| Date Determined | 2003 |
| Determination Remarks | [current name] |
| Annotation Text | Note discrepancy between coll. date and protologue (1908) |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |