| Classification | Rosaceae: Crataegus |
| Barcode(s) | 00872800 |
| Collector | W. T. Kittredge |
| Collector number | 1638 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Medford |
| Locality | Boston Basin Ecoregion: Mystic River Watershed. Middlesex Fells Reservation, northwest end of field on Middle Road |
| Date Collected | 2010-05-21 |
| Habitat | full sun, sandy loam |
| Container | Plants of Massachusetts |
| Remarks | 2 plants 1 m. apart, collected from same plant as 1632 in fruit. Associates: Agrostis sp., Ailanthus altissima, Betula populifolia, Centaurea stoebe ssp. micranthos, Pinus strobus, Rhus typhina, Tanacetum vulgare |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/27365c56-d94b-486e-a92f-d0f1504a5f46 |
| Harvard University Herbaria Barcode | 00872800 |
| Herbarium | NEBC |
| Family | Rosaceae |
| Determination | Crataegus macracantha Loddiges ex Loudon |
| Determination Remarks | [filed under] [label name] [current name] |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
