| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 00017389 |
| Type Status | Lectotype, Syntype |
| Collector | B. F. Bush |
| Collector number | 6 |
| Country | United States of America |
| State | Missouri |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Missouri: Ripley County: Pleasant Grove |
| Date Collected | 1901-05-07 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/857522ba-78e9-4d72-b434-bc81ac858a74 |
| Harvard University Herbaria Barcode | 00017389 |
| Herbarium | A |
| Family | Rosaceae |
| Determination | Crataegus pruinosa var. rugosa (Ashe) Kruschke |
| Determined by | J. B. Phipps (UWO) & G. Yatskievych (MO) |
| Date Determined | 2003 |
| Determination Remarks | [is Current name] |
| Family | Rosaceae |
| Type Status | Lectotype |
| Lectotype of | Crataegus seclusa Sargent |
| Verified by | J. B. Phipps (UWO) & G. Yatskievych (MO) |
| Date Determined | 2003 |
| Taxon Reference | (for Crataegus seclusa Sargent) New York State Mus. Bull. 1913. 167: 89. |
| Family | Rosaceae |
| Type Status | Syntype |
| Syntype of | Crataegus seclusa Sargent |
| Verified by | D. E. Boufford |
| Date Determined | 1986 |
| Taxon Reference | (for Crataegus seclusa Sargent) New York State Mus. Bull. 1913. 167: 89. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
