| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 01612417 |
| Collector | J. A. Calder & Roy L. Taylor |
| Collector number | 36952 |
| Country | Canada |
| State | British Columbia |
| Geography | North America: North America (CA, US, MX) (Region): Canada: British Columbia: Haida Gwaii: Graham Island |
| Locality | About 1 miles west of Queen Charlotte City towards Honna River |
| Date Collected | 1964-08-14 |
| Habitat | along shore on inlet. |
| Container | Plants of British Columbia, Canada |
| Frequency | A single tree |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ec1e1c45-66d5-48c6-a1aa-9bcfb111c6df |
| Harvard University Herbaria Barcode | 01612417 |
| Herbarium | GH |
| Previous ownership | [ex] Department of Agriculture, Ottawa, Canada |
| Family | Rosaceae |
| Determination | Crataegus douglasii Lindley |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
