| Harvard University Herbaria Barcode(s) | 00017559 |
| Type Status | Syntype |
| Collector | C. S. Sargent |
| Collector number | 13 |
| 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 | 1900-05-25 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/aa7f5a68-92c5-44fa-abec-8adedb017cf2 |
| Harvard University Herbaria Barcode | 00017559 |
| Herbarium | A |
| 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 |
