| Classification | Crataegus |
| Harvard University Herbaria Barcode(s) | 00018338 |
| Type Status | Syntype |
| Collector | L. J. Webster |
| Collector number | 6 |
| Country | United States of America |
| State | New Hampshire |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Hampshire: Grafton County: Holderness |
| Date Collected | 1904 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/85fff552-8472-4cfd-915f-9bcf37ac25f7 |
| Harvard University Herbaria Barcode | 00018338 |
| Herbarium | A |
| Type Status | Syntype |
| Syntype of | Crataegus websteri Sargent |
| Verified by | D. E. Boufford |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Crataegus websteri Sargent) Rhodora 1905. 7: 215. |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
