| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 00017391 |
| Type Status | Isolectotype, Syntype |
| Collector | H. T. Brown |
| Collector number | 136 |
| Country | United States of America |
| State | New York |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York |
| Locality | Hemlock Lake |
| Date Collected | 1907-09-27 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f20adaf5-747a-4b8b-937f-269ba7236097 |
| Harvard University Herbaria Barcode | 00017391 |
| Herbarium | A |
| Family | Rosaceae |
| Type Status | Isolectotype |
| Isolectotype of | Crataegus iterata Sargent |
| Verified by | J. B. Phipps (UWO) & G. Yatskievych (MO) |
| Date Determined | 2003 |
| Determination Remarks | (replacement name for C. seclusa Sarg., New York State Mus. Bull. 167: 89 [Sep. 1913]) |
| Taxon Reference | (for Crataegus iterata Sargent) J. Arnold Arbor. 1923. iv. 102. |
| 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 | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
