| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 00018231 |
| Type Status | Syntype |
| Collector | M. Jack |
| Country | Canada |
| State | Ontario |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Ontario: Nipissing District |
| Date Collected | 1902-06-15 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/09693118-da35-439a-8196-b523d9a428c6 |
| Harvard University Herbaria Barcode | 00018231 |
| Herbarium | A |
| Family | Rosaceae |
| Type Status | Syntype |
| Syntype of | Crataegus aquilonaris Sargent |
| Verified by | D. E. Boufford |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Crataegus aquilonaris Sargent) Rhodora 1903. 5: 185. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
