| Classification | Betulaceae: Alnus |
| Harvard University Herbaria Barcode(s) | 00666963 |
| Collector | E. S. Hoar |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Concord |
| Locality | Conc. |
| Date Collected | 1858-07-20 - 1858-07-25 [July 20-25, 1858] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f4466072-7e57-4afd-aac8-8e014ebe90dc |
| Harvard University Herbaria Barcode | 00666963 |
| Herbarium | NEBC |
| Family | Betulaceae |
| Determination | Alnus incana subsp. rugosa (Du Roi) R. T. Clausen |
| Determination Remarks | [is filed under name] [is Current name] |
| Phenology | Sterile |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
