| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 00017558 |
| Type Status | Syntype |
| Collector | C. S. Sargent |
| Collector number | 2 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Worcester County: West Boylston |
| Date Collected | 1902-05-20 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8113602e-ba6b-4148-9b71-e6fa5d3f7ad9 |
| Harvard University Herbaria Barcode | 00017558 |
| Herbarium | A |
| Family | Rosaceae |
| Type Status | Syntype |
| Syntype of | Crataegus thayeri Sargent |
| Verified by | D. E. Boufford |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Crataegus thayeri Sargent) Rhodora 1903. 5: 113. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
