| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 01615351 |
| Collector | A. Rehder |
| Collector number | 659 |
| Country | United States of America |
| State | Colorado |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Colorado: Boulder County: Boulder |
| Locality | Near base of Flagstaff Hill |
| Date Collected | 1916-09-26 |
| Verbatim Elevation | 5600 ft. |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0ee256b8-3c79-4c04-b76b-975f75e3f9c8 |
| Harvard University Herbaria Barcode | 01615351 |
| Herbarium | A |
| Family | Rosaceae |
| Determination | Crataegus macracantha Loddiges ex Loudon |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
