| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 00768343 |
| Collector | J. G. Jack |
| Collector number | 40 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts |
| Locality | Mt. Toby |
| Date Collected | 1906-09-28 [Sept. 28, 1906] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8ee45a45-5a93-44ec-846e-fa997a42c81f |
| Harvard University Herbaria Barcode | 00768343 |
| Herbarium | A |
| Family | Rosaceae |
| Determination | Crataegus macracantha Loddiges ex Loudon |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |