| Classification | Betulaceae: Alnus | 
| Harvard University Herbaria Barcode(s) | 00657033 | 
| Collector | [no data available] | 
| Country | United States of America | 
| State | New Hampshire | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Hampshire | 
| Locality | Tamworth | 
| Date Collected | 1947-06-07 [June 7, 1947] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2e82d803-c6c5-4cfc-b2cc-d6f0981d58dc | 
| Harvard University Herbaria Barcode | 00657033 | 
| Herbarium | NEBC | 
| Family | Betulaceae | 
| Determination | Alnus incana subsp. rugosa (Du Roi) R. T. Clausen | 
| Determination Remarks | [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |